Home / 31,689,531.43-47,537,519.55-10,937,268.70

Finding the Fourth Proportional to 31,689,531.43, 47,537,519.55 and 10,937,268.70

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Solution

The fourth proportional to 31,689,531.43, 47,537,519.55 and 10,937,268.70 is: 16,407,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,531.43 : 47,537,519.55 = 10,937,268.70 : x
  2. Step 2: Convert to fraction form
    31,689,531.43/47,537,519.55 = 10,937,268.70/x
  3. Step 3: Cross multiply
    31,689,531.43x = 47,537,519.55 × 10,937,268.70
  4. Step 4: Simplify right side
    31,689,531.43x = 519,930,624,649,853
  5. Step 5: Solve for x
    x = 519,930,624,649,853/31,689,531.43
  6. Step 6: Final answer
    x = 16,407,015.23

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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.