Home / 14,001,920.10-21,000,288.15-3,902,451.30

Finding the Fourth Proportional to 14,001,920.10, 21,000,288.15 and 3,902,451.30

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Solution

The fourth proportional to 14,001,920.10, 21,000,288.15 and 3,902,451.30 is: 5,852,954.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,920.10 : 21,000,288.15 = 3,902,451.30 : x
  2. Step 2: Convert to fraction form
    14,001,920.10/21,000,288.15 = 3,902,451.30/x
  3. Step 3: Cross multiply
    14,001,920.10x = 21,000,288.15 × 3,902,451.30
  4. Step 4: Simplify right side
    14,001,920.10x = 81,952,601,791,342.08
  5. Step 5: Solve for x
    x = 81,952,601,791,342.08/14,001,920.10
  6. Step 6: Final answer
    x = 5,852,954.54

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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.