Home / 25,260,397.88-37,890,344.21-7,988,601.71

Finding the Fourth Proportional to 25,260,397.88, 37,890,344.21 and 7,988,601.71

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Solution

The fourth proportional to 25,260,397.88, 37,890,344.21 and 7,988,601.71 is: 11,982,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260,397.88 : 37,890,344.21 = 7,988,601.71 : x
  2. Step 2: Convert to fraction form
    25,260,397.88/37,890,344.21 = 7,988,601.71/x
  3. Step 3: Cross multiply
    25,260,397.88x = 37,890,344.21 × 7,988,601.71
  4. Step 4: Simplify right side
    25,260,397.88x = 302,690,868,319,099.88
  5. Step 5: Solve for x
    x = 302,690,868,319,099.88/25,260,397.88
  6. Step 6: Final answer
    x = 11,982,822.67

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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.