Home / 25,532,079.40-38,301,618.30-8,490,975.40

Finding the Fourth Proportional to 25,532,079.40, 38,301,618.30 and 8,490,975.40

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Solution

The fourth proportional to 25,532,079.40, 38,301,618.30 and 8,490,975.40 is: 12,737,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,532,079.40 : 38,301,618.30 = 8,490,975.40 : x
  2. Step 2: Convert to fraction form
    25,532,079.40/38,301,618.30 = 8,490,975.40/x
  3. Step 3: Cross multiply
    25,532,079.40x = 38,301,618.30 × 8,490,975.40
  4. Step 4: Simplify right side
    25,532,079.40x = 325,218,098,765,489.81
  5. Step 5: Solve for x
    x = 325,218,098,765,489.81/25,532,079.40
  6. Step 6: Final answer
    x = 12,737,626.80

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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.