Home / 31,792,825.20-47,695,458.60-13,596,985.20

Finding the Fourth Proportional to 31,792,825.20, 47,695,458.60 and 13,596,985.20

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Solution

The fourth proportional to 31,792,825.20, 47,695,458.60 and 13,596,985.20 is: 20,398,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792,825.20 : 47,695,458.60 = 13,596,985.20 : x
  2. Step 2: Convert to fraction form
    31,792,825.20/47,695,458.60 = 13,596,985.20/x
  3. Step 3: Cross multiply
    31,792,825.20x = 47,695,458.60 × 13,596,985.20
  4. Step 4: Simplify right side
    31,792,825.20x = 648,514,444,691,412.75
  5. Step 5: Solve for x
    x = 648,514,444,691,412.75/31,792,825.20
  6. Step 6: Final answer
    x = 20,398,138.28

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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.