Home / 38,650,389.75-53,336,400.62-22,129,966.71

Finding the Fourth Proportional to 38,650,389.75, 53,336,400.62 and 22,129,966.71

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Solution

The fourth proportional to 38,650,389.75, 53,336,400.62 and 22,129,966.71 is: 30,538,702.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,650,389.75 : 53,336,400.62 = 22,129,966.71 : x
  2. Step 2: Convert to fraction form
    38,650,389.75/53,336,400.62 = 22,129,966.71/x
  3. Step 3: Cross multiply
    38,650,389.75x = 53,336,400.62 × 22,129,966.71
  4. Step 4: Simplify right side
    38,650,389.75x = 1,180,332,770,041,173.50
  5. Step 5: Solve for x
    x = 1,180,332,770,041,173.50/38,650,389.75
  6. Step 6: Final answer
    x = 30,538,702.91

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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.