Home / 38,326,194.65-52,890,363.42-21,806,318.86

Finding the Fourth Proportional to 38,326,194.65, 52,890,363.42 and 21,806,318.86

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Solution

The fourth proportional to 38,326,194.65, 52,890,363.42 and 21,806,318.86 is: 30,092,842.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326,194.65 : 52,890,363.42 = 21,806,318.86 : x
  2. Step 2: Convert to fraction form
    38,326,194.65/52,890,363.42 = 21,806,318.86/x
  3. Step 3: Cross multiply
    38,326,194.65x = 52,890,363.42 × 21,806,318.86
  4. Step 4: Simplify right side
    38,326,194.65x = 1,153,344,129,625,245.25
  5. Step 5: Solve for x
    x = 1,153,344,129,625,245.25/38,326,194.65
  6. Step 6: Final answer
    x = 30,092,842.25

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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.