Home / 27,615,159.16-38,105,593.20-15,853,779.34

Finding the Fourth Proportional to 27,615,159.16, 38,105,593.20 and 15,853,779.34

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Solution

The fourth proportional to 27,615,159.16, 38,105,593.20 and 15,853,779.34 is: 21,876,305.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,615,159.16 : 38,105,593.20 = 15,853,779.34 : x
  2. Step 2: Convert to fraction form
    27,615,159.16/38,105,593.20 = 15,853,779.34/x
  3. Step 3: Cross multiply
    27,615,159.16x = 38,105,593.20 × 15,853,779.34
  4. Step 4: Simplify right side
    27,615,159.16x = 604,117,666,212,604.50
  5. Step 5: Solve for x
    x = 604,117,666,212,604.50/27,615,159.16
  6. Step 6: Final answer
    x = 21,876,305.79

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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.