Home / 14,614,644.60-21,921,966.90-4,518,286.20

Finding the Fourth Proportional to 14,614,644.60, 21,921,966.90 and 4,518,286.20

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Solution

The fourth proportional to 14,614,644.60, 21,921,966.90 and 4,518,286.20 is: 6,777,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614,644.60 : 21,921,966.90 = 4,518,286.20 : x
  2. Step 2: Convert to fraction form
    14,614,644.60/21,921,966.90 = 4,518,286.20/x
  3. Step 3: Cross multiply
    14,614,644.60x = 21,921,966.90 × 4,518,286.20
  4. Step 4: Simplify right side
    14,614,644.60x = 99,049,720,521,126.78
  5. Step 5: Solve for x
    x = 99,049,720,521,126.78/14,614,644.60
  6. Step 6: Final answer
    x = 6,777,429.30

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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.