Home / 36,278,320.64-54,440,892.18-13,247,326.91

Finding the Fourth Proportional to 36,278,320.64, 54,440,892.18 and 13,247,326.91

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Solution

The fourth proportional to 36,278,320.64, 54,440,892.18 and 13,247,326.91 is: 19,879,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,320.64 : 54,440,892.18 = 13,247,326.91 : x
  2. Step 2: Convert to fraction form
    36,278,320.64/54,440,892.18 = 13,247,326.91/x
  3. Step 3: Cross multiply
    36,278,320.64x = 54,440,892.18 × 13,247,326.91
  4. Step 4: Simplify right side
    36,278,320.64x = 721,196,296,116,624.75
  5. Step 5: Solve for x
    x = 721,196,296,116,624.75/36,278,320.64
  6. Step 6: Final answer
    x = 19,879,539.17

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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.