Home / 19,239,261.28-26,550,610.35-10,979,159.14

Finding the Fourth Proportional to 19,239,261.28, 26,550,610.35 and 10,979,159.14

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Solution

The fourth proportional to 19,239,261.28, 26,550,610.35 and 10,979,159.14 is: 15,151,484.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,239,261.28 : 26,550,610.35 = 10,979,159.14 : x
  2. Step 2: Convert to fraction form
    19,239,261.28/26,550,610.35 = 10,979,159.14/x
  3. Step 3: Cross multiply
    19,239,261.28x = 26,550,610.35 × 10,979,159.14
  4. Step 4: Simplify right side
    19,239,261.28x = 291,503,376,296,781.12
  5. Step 5: Solve for x
    x = 291,503,376,296,781.12/19,239,261.28
  6. Step 6: Final answer
    x = 15,151,484.88

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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.