Home / 27,548,765.32-38,016,154.53-14,989,871.83

Finding the Fourth Proportional to 27,548,765.32, 38,016,154.53 and 14,989,871.83

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Solution

The fourth proportional to 27,548,765.32, 38,016,154.53 and 14,989,871.83 is: 20,685,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548,765.32 : 38,016,154.53 = 14,989,871.83 : x
  2. Step 2: Convert to fraction form
    27,548,765.32/38,016,154.53 = 14,989,871.83/x
  3. Step 3: Cross multiply
    27,548,765.32x = 38,016,154.53 × 14,989,871.83
  4. Step 4: Simplify right side
    27,548,765.32x = 569,857,283,874,173.88
  5. Step 5: Solve for x
    x = 569,857,283,874,173.88/27,548,765.32
  6. Step 6: Final answer
    x = 20,685,401.95

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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.