Home / 39,531,221.76-54,553,643.16-22,776,701.56

Finding the Fourth Proportional to 39,531,221.76, 54,553,643.16 and 22,776,701.56

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Solution

The fourth proportional to 39,531,221.76, 54,553,643.16 and 22,776,701.56 is: 31,432,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531,221.76 : 54,553,643.16 = 22,776,701.56 : x
  2. Step 2: Convert to fraction form
    39,531,221.76/54,553,643.16 = 22,776,701.56/x
  3. Step 3: Cross multiply
    39,531,221.76x = 54,553,643.16 × 22,776,701.56
  4. Step 4: Simplify right side
    39,531,221.76x = 1,242,552,049,266,055.25
  5. Step 5: Solve for x
    x = 1,242,552,049,266,055.25/39,531,221.76
  6. Step 6: Final answer
    x = 31,432,169.16

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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.