Home / 8,447,417.38-11,657,681.91-4,776,255.13

Finding the Fourth Proportional to 8,447,417.38, 11,657,681.91 and 4,776,255.13

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Solution

The fourth proportional to 8,447,417.38, 11,657,681.91 and 4,776,255.13 is: 6,591,371.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447,417.38 : 11,657,681.91 = 4,776,255.13 : x
  2. Step 2: Convert to fraction form
    8,447,417.38/11,657,681.91 = 4,776,255.13/x
  3. Step 3: Cross multiply
    8,447,417.38x = 11,657,681.91 × 4,776,255.13
  4. Step 4: Simplify right side
    8,447,417.38x = 55,680,062,944,376.01
  5. Step 5: Solve for x
    x = 55,680,062,944,376.01/8,447,417.38
  6. Step 6: Final answer
    x = 6,591,371.12

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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.