Home / 14,520,035.70-21,780,053.55-9,443,862.90

Finding the Fourth Proportional to 14,520,035.70, 21,780,053.55 and 9,443,862.90

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Solution

The fourth proportional to 14,520,035.70, 21,780,053.55 and 9,443,862.90 is: 14,165,794.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,035.70 : 21,780,053.55 = 9,443,862.90 : x
  2. Step 2: Convert to fraction form
    14,520,035.70/21,780,053.55 = 9,443,862.90/x
  3. Step 3: Cross multiply
    14,520,035.70x = 21,780,053.55 × 9,443,862.90
  4. Step 4: Simplify right side
    14,520,035.70x = 205,687,839,680,858.31
  5. Step 5: Solve for x
    x = 205,687,839,680,858.31/14,520,035.70
  6. Step 6: Final answer
    x = 14,165,794.35

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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.