Home / 25,158,712.32-37,737,861.12-7,207,833.60

Finding the Fourth Proportional to 25,158,712.32, 37,737,861.12 and 7,207,833.60

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Solution

The fourth proportional to 25,158,712.32, 37,737,861.12 and 7,207,833.60 is: 10,811,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,158,712.32 : 37,737,861.12 = 7,207,833.60 : x
  2. Step 2: Convert to fraction form
    25,158,712.32/37,737,861.12 = 7,207,833.60/x
  3. Step 3: Cross multiply
    25,158,712.32x = 37,737,861.12 × 7,207,833.60
  4. Step 4: Simplify right side
    25,158,712.32x = 272,008,223,372,869.59
  5. Step 5: Solve for x
    x = 272,008,223,372,869.59/25,158,712.32
  6. Step 6: Final answer
    x = 10,811,690.99

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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.