Home / 25,901,271.60-38,862,793.80-13,920,010.80

Finding the Fourth Proportional to 25,901,271.60, 38,862,793.80 and 13,920,010.80

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Solution

The fourth proportional to 25,901,271.60, 38,862,793.80 and 13,920,010.80 is: 20,885,866.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,901,271.60 : 38,862,793.80 = 13,920,010.80 : x
  2. Step 2: Convert to fraction form
    25,901,271.60/38,862,793.80 = 13,920,010.80/x
  3. Step 3: Cross multiply
    25,901,271.60x = 38,862,793.80 × 13,920,010.80
  4. Step 4: Simplify right side
    25,901,271.60x = 540,970,509,414,173
  5. Step 5: Solve for x
    x = 540,970,509,414,173/25,901,271.60
  6. Step 6: Final answer
    x = 20,885,866.83

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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.