Home / 8,949,428.07-12,344,935.53-6,332,988.75

Finding the Fourth Proportional to 8,949,428.07, 12,344,935.53 and 6,332,988.75

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Solution

The fourth proportional to 8,949,428.07, 12,344,935.53 and 6,332,988.75 is: 8,735,791.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949,428.07 : 12,344,935.53 = 6,332,988.75 : x
  2. Step 2: Convert to fraction form
    8,949,428.07/12,344,935.53 = 6,332,988.75/x
  3. Step 3: Cross multiply
    8,949,428.07x = 12,344,935.53 × 6,332,988.75
  4. Step 4: Simplify right side
    8,949,428.07x = 78,180,337,830,965.28
  5. Step 5: Solve for x
    x = 78,180,337,830,965.28/8,949,428.07
  6. Step 6: Final answer
    x = 8,735,791.52

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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.