Home / 8,526,014.90-12,789,022.35-7,431,154.10

Finding the Fourth Proportional to 8,526,014.90, 12,789,022.35 and 7,431,154.10

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Solution

The fourth proportional to 8,526,014.90, 12,789,022.35 and 7,431,154.10 is: 11,146,731.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526,014.90 : 12,789,022.35 = 7,431,154.10 : x
  2. Step 2: Convert to fraction form
    8,526,014.90/12,789,022.35 = 7,431,154.10/x
  3. Step 3: Cross multiply
    8,526,014.90x = 12,789,022.35 × 7,431,154.10
  4. Step 4: Simplify right side
    8,526,014.90x = 95,037,195,871,194.12
  5. Step 5: Solve for x
    x = 95,037,195,871,194.12/8,526,014.90
  6. Step 6: Final answer
    x = 11,146,731.15

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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.