Home / 15,123,743.40-22,685,615.10-13,234,175.40

Finding the Fourth Proportional to 15,123,743.40, 22,685,615.10 and 13,234,175.40

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Solution

The fourth proportional to 15,123,743.40, 22,685,615.10 and 13,234,175.40 is: 19,851,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,123,743.40 : 22,685,615.10 = 13,234,175.40 : x
  2. Step 2: Convert to fraction form
    15,123,743.40/22,685,615.10 = 13,234,175.40/x
  3. Step 3: Cross multiply
    15,123,743.40x = 22,685,615.10 × 13,234,175.40
  4. Step 4: Simplify right side
    15,123,743.40x = 300,225,409,290,288.56
  5. Step 5: Solve for x
    x = 300,225,409,290,288.56/15,123,743.40
  6. Step 6: Final answer
    x = 19,851,263.10

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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.