Home / 10,452,672.15-15,679,008.23-8,300,336.10

Finding the Fourth Proportional to 10,452,672.15, 15,679,008.23 and 8,300,336.10

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Solution

The fourth proportional to 10,452,672.15, 15,679,008.23 and 8,300,336.10 is: 12,450,504.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,452,672.15 : 15,679,008.23 = 8,300,336.10 : x
  2. Step 2: Convert to fraction form
    10,452,672.15/15,679,008.23 = 8,300,336.10/x
  3. Step 3: Cross multiply
    10,452,672.15x = 15,679,008.23 × 8,300,336.10
  4. Step 4: Simplify right side
    10,452,672.15x = 130,141,037,982,164.41
  5. Step 5: Solve for x
    x = 130,141,037,982,164.41/10,452,672.15
  6. Step 6: Final answer
    x = 12,450,504.15

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Double scale
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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.