Home / 8,102,956.40-12,146,831.40-3,057,657.20

Finding the Fourth Proportional to 8,102,956.40, 12,146,831.40 and 3,057,657.20

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Solution

The fourth proportional to 8,102,956.40, 12,146,831.40 and 3,057,657.20 is: 4,583,616.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,102,956.40 : 12,146,831.40 = 3,057,657.20 : x
  2. Step 2: Convert to fraction form
    8,102,956.40/12,146,831.40 = 3,057,657.20/x
  3. Step 3: Cross multiply
    8,102,956.40x = 12,146,831.40 × 3,057,657.20
  4. Step 4: Simplify right side
    8,102,956.40x = 37,140,846,487,396.09
  5. Step 5: Solve for x
    x = 37,140,846,487,396.09/8,102,956.40
  6. Step 6: Final answer
    x = 4,583,616.73

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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.