Home / 53,427,713.20-80,141,569.80-27,865,401.10

Finding the Fourth Proportional to 53,427,713.20, 80,141,569.80 and 27,865,401.10

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Solution

The fourth proportional to 53,427,713.20, 80,141,569.80 and 27,865,401.10 is: 41,798,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,427,713.20 : 80,141,569.80 = 27,865,401.10 : x
  2. Step 2: Convert to fraction form
    53,427,713.20/80,141,569.80 = 27,865,401.10/x
  3. Step 3: Cross multiply
    53,427,713.20x = 80,141,569.80 × 27,865,401.10
  4. Step 4: Simplify right side
    53,427,713.20x = 2,233,176,987,260,646.75
  5. Step 5: Solve for x
    x = 2,233,176,987,260,646.75/53,427,713.20
  6. Step 6: Final answer
    x = 41,798,101.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.