Home / 9,152,502.80-13,728,754.20-8,690,608.40

Finding the Fourth Proportional to 9,152,502.80, 13,728,754.20 and 8,690,608.40

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Solution

The fourth proportional to 9,152,502.80, 13,728,754.20 and 8,690,608.40 is: 13,035,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,502.80 : 13,728,754.20 = 8,690,608.40 : x
  2. Step 2: Convert to fraction form
    9,152,502.80/13,728,754.20 = 8,690,608.40/x
  3. Step 3: Cross multiply
    9,152,502.80x = 13,728,754.20 × 8,690,608.40
  4. Step 4: Simplify right side
    9,152,502.80x = 119,311,226,572,055.28
  5. Step 5: Solve for x
    x = 119,311,226,572,055.28/9,152,502.80
  6. Step 6: Final answer
    x = 13,035,912.60

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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.