Home / 29,711,419.47-40,991,957.82-17,946,291.78

Finding the Fourth Proportional to 29,711,419.47, 40,991,957.82 and 17,946,291.78

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Solution

The fourth proportional to 29,711,419.47, 40,991,957.82 and 17,946,291.78 is: 24,759,962.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,711,419.47 : 40,991,957.82 = 17,946,291.78 : x
  2. Step 2: Convert to fraction form
    29,711,419.47/40,991,957.82 = 17,946,291.78/x
  3. Step 3: Cross multiply
    29,711,419.47x = 40,991,957.82 × 17,946,291.78
  4. Step 4: Simplify right side
    29,711,419.47x = 735,653,635,671,172.75
  5. Step 5: Solve for x
    x = 735,653,635,671,172.75/29,711,419.47
  6. Step 6: Final answer
    x = 24,759,962.63

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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.