Home / 14,101,521.87-21,152,784.20-4,515,654.90

Finding the Fourth Proportional to 14,101,521.87, 21,152,784.20 and 4,515,654.90

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Solution

The fourth proportional to 14,101,521.87, 21,152,784.20 and 4,515,654.90 is: 6,773,642.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101,521.87 : 21,152,784.20 = 4,515,654.90 : x
  2. Step 2: Convert to fraction form
    14,101,521.87/21,152,784.20 = 4,515,654.90/x
  3. Step 3: Cross multiply
    14,101,521.87x = 21,152,784.20 × 4,515,654.90
  4. Step 4: Simplify right side
    14,101,521.87x = 95,518,673,598,794.31
  5. Step 5: Solve for x
    x = 95,518,673,598,794.31/14,101,521.87
  6. Step 6: Final answer
    x = 6,773,642.91

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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.