Home / 25,127,910.20-37,698,863.70-12,348,831.80

Finding the Fourth Proportional to 25,127,910.20, 37,698,863.70 and 12,348,831.80

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Solution

The fourth proportional to 25,127,910.20, 37,698,863.70 and 12,348,831.80 is: 18,526,686.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127,910.20 : 37,698,863.70 = 12,348,831.80 : x
  2. Step 2: Convert to fraction form
    25,127,910.20/37,698,863.70 = 12,348,831.80/x
  3. Step 3: Cross multiply
    25,127,910.20x = 37,698,863.70 × 12,348,831.80
  4. Step 4: Simplify right side
    25,127,910.20x = 465,536,926,882,425.75
  5. Step 5: Solve for x
    x = 465,536,926,882,425.75/25,127,910.20
  6. Step 6: Final answer
    x = 18,526,686.99

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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.