Home / 25,125,087.70-37,687,631.55-8,969,281.30

Finding the Fourth Proportional to 25,125,087.70, 37,687,631.55 and 8,969,281.30

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Solution

The fourth proportional to 25,125,087.70, 37,687,631.55 and 8,969,281.30 is: 13,453,921.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,125,087.70 : 37,687,631.55 = 8,969,281.30 : x
  2. Step 2: Convert to fraction form
    25,125,087.70/37,687,631.55 = 8,969,281.30/x
  3. Step 3: Cross multiply
    25,125,087.70x = 37,687,631.55 × 8,969,281.30
  4. Step 4: Simplify right side
    25,125,087.70x = 338,030,968,902,705
  5. Step 5: Solve for x
    x = 338,030,968,902,705/25,125,087.70
  6. Step 6: Final answer
    x = 13,453,921.95

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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.