Home / 8,305,123.30-12,457,684.95-8,249,136.10

Finding the Fourth Proportional to 8,305,123.30, 12,457,684.95 and 8,249,136.10

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Solution

The fourth proportional to 8,305,123.30, 12,457,684.95 and 8,249,136.10 is: 12,373,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305,123.30 : 12,457,684.95 = 8,249,136.10 : x
  2. Step 2: Convert to fraction form
    8,305,123.30/12,457,684.95 = 8,249,136.10/x
  3. Step 3: Cross multiply
    8,305,123.30x = 12,457,684.95 × 8,249,136.10
  4. Step 4: Simplify right side
    8,305,123.30x = 102,765,138,643,471.69
  5. Step 5: Solve for x
    x = 102,765,138,643,471.69/8,305,123.30
  6. Step 6: Final answer
    x = 12,373,704.15

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Double scale
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Similar ratio
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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.