Home / 38,326,195.35-52,890,364.41-21,806,319.52

Finding the Fourth Proportional to 38,326,195.35, 52,890,364.41 and 21,806,319.52

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Solution

The fourth proportional to 38,326,195.35, 52,890,364.41 and 21,806,319.52 is: 30,092,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326,195.35 : 52,890,364.41 = 21,806,319.52 : x
  2. Step 2: Convert to fraction form
    38,326,195.35/52,890,364.41 = 21,806,319.52/x
  3. Step 3: Cross multiply
    38,326,195.35x = 52,890,364.41 × 21,806,319.52
  4. Step 4: Simplify right side
    38,326,195.35x = 1,153,344,185,589,244.50
  5. Step 5: Solve for x
    x = 1,153,344,185,589,244.50/38,326,195.35
  6. Step 6: Final answer
    x = 30,092,843.16

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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.