Home / 15,912,010.20-23,868,015.30-9,865,392.60

Finding the Fourth Proportional to 15,912,010.20, 23,868,015.30 and 9,865,392.60

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Solution

The fourth proportional to 15,912,010.20, 23,868,015.30 and 9,865,392.60 is: 14,798,088.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,912,010.20 : 23,868,015.30 = 9,865,392.60 : x
  2. Step 2: Convert to fraction form
    15,912,010.20/23,868,015.30 = 9,865,392.60/x
  3. Step 3: Cross multiply
    15,912,010.20x = 23,868,015.30 × 9,865,392.60
  4. Step 4: Simplify right side
    15,912,010.20x = 235,467,341,517,306.78
  5. Step 5: Solve for x
    x = 235,467,341,517,306.78/15,912,010.20
  6. Step 6: Final answer
    x = 14,798,088.90

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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.