Home / 15,487,213.80-23,230,820.70-9,440,596.20

Finding the Fourth Proportional to 15,487,213.80, 23,230,820.70 and 9,440,596.20

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Solution

The fourth proportional to 15,487,213.80, 23,230,820.70 and 9,440,596.20 is: 14,160,894.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,487,213.80 : 23,230,820.70 = 9,440,596.20 : x
  2. Step 2: Convert to fraction form
    15,487,213.80/23,230,820.70 = 9,440,596.20/x
  3. Step 3: Cross multiply
    15,487,213.80x = 23,230,820.70 × 9,440,596.20
  4. Step 4: Simplify right side
    15,487,213.80x = 219,312,797,623,301.31
  5. Step 5: Solve for x
    x = 219,312,797,623,301.31/15,487,213.80
  6. Step 6: Final answer
    x = 14,160,894.30

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Similar ratio
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1.5x scale

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.