Home / 9,074,856.90-13,612,285.35-8,177,312.10

Finding the Fourth Proportional to 9,074,856.90, 13,612,285.35 and 8,177,312.10

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Solution

The fourth proportional to 9,074,856.90, 13,612,285.35 and 8,177,312.10 is: 12,265,968.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,856.90 : 13,612,285.35 = 8,177,312.10 : x
  2. Step 2: Convert to fraction form
    9,074,856.90/13,612,285.35 = 8,177,312.10/x
  3. Step 3: Cross multiply
    9,074,856.90x = 13,612,285.35 × 8,177,312.10
  4. Step 4: Simplify right side
    9,074,856.90x = 111,311,905,701,207.73
  5. Step 5: Solve for x
    x = 111,311,905,701,207.73/9,074,856.90
  6. Step 6: Final answer
    x = 12,265,968.15

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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.