Home / 74,510,948.70-111,785,020.17-25,989,501.18

Finding the Fourth Proportional to 74,510,948.70, 111,785,020.17 and 25,989,501.18

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Solution

The fourth proportional to 74,510,948.70, 111,785,020.17 and 25,989,501.18 is: 38,990,738.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,510,948.70 : 111,785,020.17 = 25,989,501.18 : x
  2. Step 2: Convert to fraction form
    74,510,948.70/111,785,020.17 = 25,989,501.18/x
  3. Step 3: Cross multiply
    74,510,948.70x = 111,785,020.17 × 25,989,501.18
  4. Step 4: Simplify right side
    74,510,948.70x = 2,905,236,913,614,539
  5. Step 5: Solve for x
    x = 2,905,236,913,614,539/74,510,948.70
  6. Step 6: Final answer
    x = 38,990,738.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.