Home / 65,823,671.52-90,834,158.16-36,053,845.20

Finding the Fourth Proportional to 65,823,671.52, 90,834,158.16 and 36,053,845.20

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Solution

The fourth proportional to 65,823,671.52, 90,834,158.16 and 36,053,845.20 is: 49,752,932.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,823,671.52 : 90,834,158.16 = 36,053,845.20 : x
  2. Step 2: Convert to fraction form
    65,823,671.52/90,834,158.16 = 36,053,845.20/x
  3. Step 3: Cross multiply
    65,823,671.52x = 90,834,158.16 × 36,053,845.20
  4. Step 4: Simplify right side
    65,823,671.52x = 3,274,920,677,172,957
  5. Step 5: Solve for x
    x = 3,274,920,677,172,957/65,823,671.52
  6. Step 6: Final answer
    x = 49,752,932.37

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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.