Home / 10,667,649.38-14,721,355.65-5,772,870.92

Finding the Fourth Proportional to 10,667,649.38, 14,721,355.65 and 5,772,870.92

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Solution

The fourth proportional to 10,667,649.38, 14,721,355.65 and 5,772,870.92 is: 7,966,561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,667,649.38 : 14,721,355.65 = 5,772,870.92 : x
  2. Step 2: Convert to fraction form
    10,667,649.38/14,721,355.65 = 5,772,870.92/x
  3. Step 3: Cross multiply
    10,667,649.38x = 14,721,355.65 × 5,772,870.92
  4. Step 4: Simplify right side
    10,667,649.38x = 84,984,485,934,862.70
  5. Step 5: Solve for x
    x = 84,984,485,934,862.70/10,667,649.38
  6. Step 6: Final answer
    x = 7,966,561.60

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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.