Home / 25,208,375.40-37,812,563.10-12,453,791.40

Finding the Fourth Proportional to 25,208,375.40, 37,812,563.10 and 12,453,791.40

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Solution

The fourth proportional to 25,208,375.40, 37,812,563.10 and 12,453,791.40 is: 18,680,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,208,375.40 : 37,812,563.10 = 12,453,791.40 : x
  2. Step 2: Convert to fraction form
    25,208,375.40/37,812,563.10 = 12,453,791.40/x
  3. Step 3: Cross multiply
    25,208,375.40x = 37,812,563.10 × 12,453,791.40
  4. Step 4: Simplify right side
    25,208,375.40x = 470,909,773,146,737.38
  5. Step 5: Solve for x
    x = 470,909,773,146,737.38/25,208,375.40
  6. Step 6: Final answer
    x = 18,680,687.10

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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.