Home / 18,654,018.16-25,742,598.38-10,815,053.83

Finding the Fourth Proportional to 18,654,018.16, 25,742,598.38 and 10,815,053.83

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Solution

The fourth proportional to 18,654,018.16, 25,742,598.38 and 10,815,053.83 is: 14,924,805.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654,018.16 : 25,742,598.38 = 10,815,053.83 : x
  2. Step 2: Convert to fraction form
    18,654,018.16/25,742,598.38 = 10,815,053.83/x
  3. Step 3: Cross multiply
    18,654,018.16x = 25,742,598.38 × 10,815,053.83
  4. Step 4: Simplify right side
    18,654,018.16x = 278,407,587,203,770.78
  5. Step 5: Solve for x
    x = 278,407,587,203,770.78/18,654,018.16
  6. Step 6: Final answer
    x = 14,924,805.20

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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.