Home / 27,699,423.48-38,227,182.44-15,309,250.64

Finding the Fourth Proportional to 27,699,423.48, 38,227,182.44 and 15,309,250.64

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Solution

The fourth proportional to 27,699,423.48, 38,227,182.44 and 15,309,250.64 is: 21,127,859.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,699,423.48 : 38,227,182.44 = 15,309,250.64 : x
  2. Step 2: Convert to fraction form
    27,699,423.48/38,227,182.44 = 15,309,250.64/x
  3. Step 3: Cross multiply
    27,699,423.48x = 38,227,182.44 × 15,309,250.64
  4. Step 4: Simplify right side
    27,699,423.48x = 585,229,517,234,966.75
  5. Step 5: Solve for x
    x = 585,229,517,234,966.75/27,699,423.48
  6. Step 6: Final answer
    x = 21,127,859.13

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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.