Home / 18,565,039.89-27,847,521.55-10,474,342.74

Finding the Fourth Proportional to 18,565,039.89, 27,847,521.55 and 10,474,342.74

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Solution

The fourth proportional to 18,565,039.89, 27,847,521.55 and 10,474,342.74 is: 15,711,492.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565,039.89 : 27,847,521.55 = 10,474,342.74 : x
  2. Step 2: Convert to fraction form
    18,565,039.89/27,847,521.55 = 10,474,342.74/x
  3. Step 3: Cross multiply
    18,565,039.89x = 27,847,521.55 × 10,474,342.74
  4. Step 4: Simplify right side
    18,565,039.89x = 291,684,484,982,626.75
  5. Step 5: Solve for x
    x = 291,684,484,982,626.75/18,565,039.89
  6. Step 6: Final answer
    x = 15,711,492.50

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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.