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Finding the Fourth Proportional to 53,807,260.80, 80,721,388.80 and 23,101,780.80

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Solution

The fourth proportional to 53,807,260.80, 80,721,388.80 and 23,101,780.80 is: 34,657,178.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,807,260.80 : 80,721,388.80 = 23,101,780.80 : x
  2. Step 2: Convert to fraction form
    53,807,260.80/80,721,388.80 = 23,101,780.80/x
  3. Step 3: Cross multiply
    53,807,260.80x = 80,721,388.80 × 23,101,780.80
  4. Step 4: Simplify right side
    53,807,260.80x = 1,864,807,829,929,175
  5. Step 5: Solve for x
    x = 1,864,807,829,929,175/53,807,260.80
  6. Step 6: Final answer
    x = 34,657,178.27

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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.