Home / 15,880,698.20-23,821,047.30-9,487,659.80

Finding the Fourth Proportional to 15,880,698.20, 23,821,047.30 and 9,487,659.80

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Solution

The fourth proportional to 15,880,698.20, 23,821,047.30 and 9,487,659.80 is: 14,231,489.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,880,698.20 : 23,821,047.30 = 9,487,659.80 : x
  2. Step 2: Convert to fraction form
    15,880,698.20/23,821,047.30 = 9,487,659.80/x
  3. Step 3: Cross multiply
    15,880,698.20x = 23,821,047.30 × 9,487,659.80
  4. Step 4: Simplify right side
    15,880,698.20x = 226,005,992,862,108.56
  5. Step 5: Solve for x
    x = 226,005,992,862,108.56/15,880,698.20
  6. Step 6: Final answer
    x = 14,231,489.70

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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.