Home / 38,834,422.88-53,592,790.82-21,194,291.32

Finding the Fourth Proportional to 38,834,422.88, 53,592,790.82 and 21,194,291.32

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Solution

The fourth proportional to 38,834,422.88, 53,592,790.82 and 21,194,291.32 is: 29,248,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,834,422.88 : 53,592,790.82 = 21,194,291.32 : x
  2. Step 2: Convert to fraction form
    38,834,422.88/53,592,790.82 = 21,194,291.32/x
  3. Step 3: Cross multiply
    38,834,422.88x = 53,592,790.82 × 21,194,291.32
  4. Step 4: Simplify right side
    38,834,422.88x = 1,135,861,221,290,901.75
  5. Step 5: Solve for x
    x = 1,135,861,221,290,901.75/38,834,422.88
  6. Step 6: Final answer
    x = 29,248,824.55

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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.