Home / 6,148,173.72-8,465,697.81-5,571,461.82

Finding the Fourth Proportional to 6,148,173.72, 8,465,697.81 and 5,571,461.82

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Solution

The fourth proportional to 6,148,173.72, 8,465,697.81 and 5,571,461.82 is: 7,671,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,148,173.72 : 8,465,697.81 = 5,571,461.82 : x
  2. Step 2: Convert to fraction form
    6,148,173.72/8,465,697.81 = 5,571,461.82/x
  3. Step 3: Cross multiply
    6,148,173.72x = 8,465,697.81 × 5,571,461.82
  4. Step 4: Simplify right side
    6,148,173.72x = 47,166,312,128,072.62
  5. Step 5: Solve for x
    x = 47,166,312,128,072.62/6,148,173.72
  6. Step 6: Final answer
    x = 7,671,597.17

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.