Home / 12,376,125.20-18,566,812.20-3,739,516.40

Finding the Fourth Proportional to 12,376,125.20, 18,566,812.20 and 3,739,516.40

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Solution

The fourth proportional to 12,376,125.20, 18,566,812.20 and 3,739,516.40 is: 5,610,067.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376,125.20 : 18,566,812.20 = 3,739,516.40 : x
  2. Step 2: Convert to fraction form
    12,376,125.20/18,566,812.20 = 3,739,516.40/x
  3. Step 3: Cross multiply
    12,376,125.20x = 18,566,812.20 × 3,739,516.40
  4. Step 4: Simplify right side
    12,376,125.20x = 69,430,898,717,620.08
  5. Step 5: Solve for x
    x = 69,430,898,717,620.08/12,376,125.20
  6. Step 6: Final answer
    x = 5,610,067.58

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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.