Home / 12,104,064.30-18,156,096.45-9,269,712.30

Finding the Fourth Proportional to 12,104,064.30, 18,156,096.45 and 9,269,712.30

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Solution

The fourth proportional to 12,104,064.30, 18,156,096.45 and 9,269,712.30 is: 13,904,568.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,104,064.30 : 18,156,096.45 = 9,269,712.30 : x
  2. Step 2: Convert to fraction form
    12,104,064.30/18,156,096.45 = 9,269,712.30/x
  3. Step 3: Cross multiply
    12,104,064.30x = 18,156,096.45 × 9,269,712.30
  4. Step 4: Simplify right side
    12,104,064.30x = 168,301,790,582,551.34
  5. Step 5: Solve for x
    x = 168,301,790,582,551.34/12,104,064.30
  6. Step 6: Final answer
    x = 13,904,568.45

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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.