Home / 63,431,364-87,527,856-37,320,139.20

Finding the Fourth Proportional to 63,431,364, 87,527,856 and 37,320,139.20

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Solution

The fourth proportional to 63,431,364, 87,527,856 and 37,320,139.20 is: 51,497,422.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,431,364 : 87,527,856 = 37,320,139.20 : x
  2. Step 2: Convert to fraction form
    63,431,364/87,527,856 = 37,320,139.20/x
  3. Step 3: Cross multiply
    63,431,364x = 87,527,856 × 37,320,139.20
  4. Step 4: Simplify right side
    63,431,364x = 3,266,551,769,797,555.50
  5. Step 5: Solve for x
    x = 3,266,551,769,797,555.50/63,431,364
  6. Step 6: Final answer
    x = 51,497,422.79

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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.