Home / 10,689,094.80-16,033,642.20-3,116,307.60

Finding the Fourth Proportional to 10,689,094.80, 16,033,642.20 and 3,116,307.60

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Solution

The fourth proportional to 10,689,094.80, 16,033,642.20 and 3,116,307.60 is: 4,674,461.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,094.80 : 16,033,642.20 = 3,116,307.60 : x
  2. Step 2: Convert to fraction form
    10,689,094.80/16,033,642.20 = 3,116,307.60/x
  3. Step 3: Cross multiply
    10,689,094.80x = 16,033,642.20 × 3,116,307.60
  4. Step 4: Simplify right side
    10,689,094.80x = 49,965,761,043,540.72
  5. Step 5: Solve for x
    x = 49,965,761,043,540.72/10,689,094.80
  6. Step 6: Final answer
    x = 4,674,461.40

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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.