Home / 29,123,952.40-40,190,788.20-16,071,331.60

Finding the Fourth Proportional to 29,123,952.40, 40,190,788.20 and 16,071,331.60

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Solution

The fourth proportional to 29,123,952.40, 40,190,788.20 and 16,071,331.60 is: 22,178,290.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,123,952.40 : 40,190,788.20 = 16,071,331.60 : x
  2. Step 2: Convert to fraction form
    29,123,952.40/40,190,788.20 = 16,071,331.60/x
  3. Step 3: Cross multiply
    29,123,952.40x = 40,190,788.20 × 16,071,331.60
  4. Step 4: Simplify right side
    29,123,952.40x = 645,919,484,427,567.12
  5. Step 5: Solve for x
    x = 645,919,484,427,567.12/29,123,952.40
  6. Step 6: Final answer
    x = 22,178,290.76

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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.