Home / 27,853,770.06-38,438,341.80-17,405,853.15

Finding the Fourth Proportional to 27,853,770.06, 38,438,341.80 and 17,405,853.15

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Solution

The fourth proportional to 27,853,770.06, 38,438,341.80 and 17,405,853.15 is: 24,020,164.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853,770.06 : 38,438,341.80 = 17,405,853.15 : x
  2. Step 2: Convert to fraction form
    27,853,770.06/38,438,341.80 = 17,405,853.15/x
  3. Step 3: Cross multiply
    27,853,770.06x = 38,438,341.80 × 17,405,853.15
  4. Step 4: Simplify right side
    27,853,770.06x = 669,052,132,700,306.50
  5. Step 5: Solve for x
    x = 669,052,132,700,306.50/27,853,770.06
  6. Step 6: Final answer
    x = 24,020,164.28

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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.