Home / 27,798,087.83-38,361,294.79-15,239,120.05

Finding the Fourth Proportional to 27,798,087.83, 38,361,294.79 and 15,239,120.05

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Solution

The fourth proportional to 27,798,087.83, 38,361,294.79 and 15,239,120.05 is: 21,029,949.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,798,087.83 : 38,361,294.79 = 15,239,120.05 : x
  2. Step 2: Convert to fraction form
    27,798,087.83/38,361,294.79 = 15,239,120.05/x
  3. Step 3: Cross multiply
    27,798,087.83x = 38,361,294.79 × 15,239,120.05
  4. Step 4: Simplify right side
    27,798,087.83x = 584,592,376,386,443
  5. Step 5: Solve for x
    x = 584,592,376,386,443/27,798,087.83
  6. Step 6: Final answer
    x = 21,029,949.25

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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.