Home / 25,900,617.60-38,861,812.80-13,919,356.80

Finding the Fourth Proportional to 25,900,617.60, 38,861,812.80 and 13,919,356.80

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Solution

The fourth proportional to 25,900,617.60, 38,861,812.80 and 13,919,356.80 is: 20,884,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,900,617.60 : 38,861,812.80 = 13,919,356.80 : x
  2. Step 2: Convert to fraction form
    25,900,617.60/38,861,812.80 = 13,919,356.80/x
  3. Step 3: Cross multiply
    25,900,617.60x = 38,861,812.80 × 13,919,356.80
  4. Step 4: Simplify right side
    25,900,617.60x = 540,931,438,258,007
  5. Step 5: Solve for x
    x = 540,931,438,258,007/25,900,617.60
  6. Step 6: Final answer
    x = 20,884,885.70

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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.