Home / 18,672,281.28-25,768,204.92-10,412,264.16

Finding the Fourth Proportional to 18,672,281.28, 25,768,204.92 and 10,412,264.16

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Solution

The fourth proportional to 18,672,281.28, 25,768,204.92 and 10,412,264.16 is: 14,369,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,672,281.28 : 25,768,204.92 = 10,412,264.16 : x
  2. Step 2: Convert to fraction form
    18,672,281.28/25,768,204.92 = 10,412,264.16/x
  3. Step 3: Cross multiply
    18,672,281.28x = 25,768,204.92 × 10,412,264.16
  4. Step 4: Simplify right side
    18,672,281.28x = 268,305,356,556,051.69
  5. Step 5: Solve for x
    x = 268,305,356,556,051.69/18,672,281.28
  6. Step 6: Final answer
    x = 14,369,179.24

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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.