Home / 36,720,574.10-55,080,861.15-12,786,046.10

Finding the Fourth Proportional to 36,720,574.10, 55,080,861.15 and 12,786,046.10

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Solution

The fourth proportional to 36,720,574.10, 55,080,861.15 and 12,786,046.10 is: 19,179,069.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,720,574.10 : 55,080,861.15 = 12,786,046.10 : x
  2. Step 2: Convert to fraction form
    36,720,574.10/55,080,861.15 = 12,786,046.10/x
  3. Step 3: Cross multiply
    36,720,574.10x = 55,080,861.15 × 12,786,046.10
  4. Step 4: Simplify right side
    36,720,574.10x = 704,266,429,891,599
  5. Step 5: Solve for x
    x = 704,266,429,891,599/36,720,574.10
  6. Step 6: Final answer
    x = 19,179,069.15

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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.