Home / 37,491,279.96-51,717,132.81-21,808,540.20

Finding the Fourth Proportional to 37,491,279.96, 51,717,132.81 and 21,808,540.20

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Solution

The fourth proportional to 37,491,279.96, 51,717,132.81 and 21,808,540.20 is: 30,083,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,491,279.96 : 51,717,132.81 = 21,808,540.20 : x
  2. Step 2: Convert to fraction form
    37,491,279.96/51,717,132.81 = 21,808,540.20/x
  3. Step 3: Cross multiply
    37,491,279.96x = 51,717,132.81 × 21,808,540.20
  4. Step 4: Simplify right side
    37,491,279.96x = 1,127,875,169,915,624
  5. Step 5: Solve for x
    x = 1,127,875,169,915,624/37,491,279.96
  6. Step 6: Final answer
    x = 30,083,666.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.