Home / 27,172,820.80-40,806,470.40-14,418,236.80

Finding the Fourth Proportional to 27,172,820.80, 40,806,470.40 and 14,418,236.80

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Solution

The fourth proportional to 27,172,820.80, 40,806,470.40 and 14,418,236.80 is: 21,652,420.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,172,820.80 : 40,806,470.40 = 14,418,236.80 : x
  2. Step 2: Convert to fraction form
    27,172,820.80/40,806,470.40 = 14,418,236.80/x
  3. Step 3: Cross multiply
    27,172,820.80x = 40,806,470.40 × 14,418,236.80
  4. Step 4: Simplify right side
    27,172,820.80x = 588,357,353,199,390.75
  5. Step 5: Solve for x
    x = 588,357,353,199,390.75/27,172,820.80
  6. Step 6: Final answer
    x = 21,652,420.91

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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.