Home / 18,757,358.10-25,885,154.16-10,172,654.10

Finding the Fourth Proportional to 18,757,358.10, 25,885,154.16 and 10,172,654.10

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Solution

The fourth proportional to 18,757,358.10, 25,885,154.16 and 10,172,654.10 is: 14,038,262.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,757,358.10 : 25,885,154.16 = 10,172,654.10 : x
  2. Step 2: Convert to fraction form
    18,757,358.10/25,885,154.16 = 10,172,654.10/x
  3. Step 3: Cross multiply
    18,757,358.10x = 25,885,154.16 × 10,172,654.10
  4. Step 4: Simplify right side
    18,757,358.10x = 263,320,719,594,856.06
  5. Step 5: Solve for x
    x = 263,320,719,594,856.06/18,757,358.10
  6. Step 6: Final answer
    x = 14,038,262.65

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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.