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Finding the Fourth Proportional to 29,843,577.80, 44,765,366.70 and 20,773,651.40

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Solution

The fourth proportional to 29,843,577.80, 44,765,366.70 and 20,773,651.40 is: 31,160,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,843,577.80 : 44,765,366.70 = 20,773,651.40 : x
  2. Step 2: Convert to fraction form
    29,843,577.80/44,765,366.70 = 20,773,651.40/x
  3. Step 3: Cross multiply
    29,843,577.80x = 44,765,366.70 × 20,773,651.40
  4. Step 4: Simplify right side
    29,843,577.80x = 929,940,122,618,968.38
  5. Step 5: Solve for x
    x = 929,940,122,618,968.38/29,843,577.80
  6. Step 6: Final answer
    x = 31,160,477.10

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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.