Home / 19,815,034.20-29,694,557.70-14,657,213.40

Finding the Fourth Proportional to 19,815,034.20, 29,694,557.70 and 14,657,213.40

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Solution

The fourth proportional to 19,815,034.20, 29,694,557.70 and 14,657,213.40 is: 21,965,113.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,815,034.20 : 29,694,557.70 = 14,657,213.40 : x
  2. Step 2: Convert to fraction form
    19,815,034.20/29,694,557.70 = 14,657,213.40/x
  3. Step 3: Cross multiply
    19,815,034.20x = 29,694,557.70 × 14,657,213.40
  4. Step 4: Simplify right side
    19,815,034.20x = 435,239,469,027,513.19
  5. Step 5: Solve for x
    x = 435,239,469,027,513.19/19,815,034.20
  6. Step 6: Final answer
    x = 21,965,113.19

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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.