Home / 12,097,205.70-18,145,808.55-10,977,461.70

Finding the Fourth Proportional to 12,097,205.70, 18,145,808.55 and 10,977,461.70

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Solution

The fourth proportional to 12,097,205.70, 18,145,808.55 and 10,977,461.70 is: 16,466,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,205.70 : 18,145,808.55 = 10,977,461.70 : x
  2. Step 2: Convert to fraction form
    12,097,205.70/18,145,808.55 = 10,977,461.70/x
  3. Step 3: Cross multiply
    12,097,205.70x = 18,145,808.55 × 10,977,461.70
  4. Step 4: Simplify right side
    12,097,205.70x = 199,194,918,373,157.53
  5. Step 5: Solve for x
    x = 199,194,918,373,157.53/12,097,205.70
  6. Step 6: Final answer
    x = 16,466,192.55

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.