Home / 36,703,981.60-55,055,972.40-12,769,453.60

Finding the Fourth Proportional to 36,703,981.60, 55,055,972.40 and 12,769,453.60

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Solution

The fourth proportional to 36,703,981.60, 55,055,972.40 and 12,769,453.60 is: 19,154,180.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703,981.60 : 55,055,972.40 = 12,769,453.60 : x
  2. Step 2: Convert to fraction form
    36,703,981.60/55,055,972.40 = 12,769,453.60/x
  3. Step 3: Cross multiply
    36,703,981.60x = 55,055,972.40 × 12,769,453.60
  4. Step 4: Simplify right side
    36,703,981.60x = 703,034,684,964,680.62
  5. Step 5: Solve for x
    x = 703,034,684,964,680.62/36,703,981.60
  6. Step 6: Final answer
    x = 19,154,180.40

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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.