Home / 63,386,672.51-87,555,662.55-52,417,730.27

Finding the Fourth Proportional to 63,386,672.51, 87,555,662.55 and 52,417,730.27

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Solution

The fourth proportional to 63,386,672.51, 87,555,662.55 and 52,417,730.27 is: 72,404,322.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,386,672.51 : 87,555,662.55 = 52,417,730.27 : x
  2. Step 2: Convert to fraction form
    63,386,672.51/87,555,662.55 = 52,417,730.27/x
  3. Step 3: Cross multiply
    63,386,672.51x = 87,555,662.55 × 52,417,730.27
  4. Step 4: Simplify right side
    63,386,672.51x = 4,589,469,103,277,454
  5. Step 5: Solve for x
    x = 4,589,469,103,277,454/63,386,672.51
  6. Step 6: Final answer
    x = 72,404,322.89

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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.