Home / 27,790,350.66-38,350,262.61-15,567,645.06

Finding the Fourth Proportional to 27,790,350.66, 38,350,262.61 and 15,567,645.06

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Solution

The fourth proportional to 27,790,350.66, 38,350,262.61 and 15,567,645.06 is: 21,483,114.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,790,350.66 : 38,350,262.61 = 15,567,645.06 : x
  2. Step 2: Convert to fraction form
    27,790,350.66/38,350,262.61 = 15,567,645.06/x
  3. Step 3: Cross multiply
    27,790,350.66x = 38,350,262.61 × 15,567,645.06
  4. Step 4: Simplify right side
    27,790,350.66x = 597,023,276,270,269.25
  5. Step 5: Solve for x
    x = 597,023,276,270,269.25/27,790,350.66
  6. Step 6: Final answer
    x = 21,483,114.18

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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.