Home / 10,259,020.40-14,157,341.70-5,612,761.52

Finding the Fourth Proportional to 10,259,020.40, 14,157,341.70 and 5,612,761.52

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Solution

The fourth proportional to 10,259,020.40, 14,157,341.70 and 5,612,761.52 is: 7,745,552.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,259,020.40 : 14,157,341.70 = 5,612,761.52 : x
  2. Step 2: Convert to fraction form
    10,259,020.40/14,157,341.70 = 5,612,761.52/x
  3. Step 3: Cross multiply
    10,259,020.40x = 14,157,341.70 × 5,612,761.52
  4. Step 4: Simplify right side
    10,259,020.40x = 79,461,782,719,251.38
  5. Step 5: Solve for x
    x = 79,461,782,719,251.38/10,259,020.40
  6. Step 6: Final answer
    x = 7,745,552.66

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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.