Home / 10,889,710.56-15,027,340.23-5,928,048.78

Finding the Fourth Proportional to 10,889,710.56, 15,027,340.23 and 5,928,048.78

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Solution

The fourth proportional to 10,889,710.56, 15,027,340.23 and 5,928,048.78 is: 8,180,456.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889,710.56 : 15,027,340.23 = 5,928,048.78 : x
  2. Step 2: Convert to fraction form
    10,889,710.56/15,027,340.23 = 5,928,048.78/x
  3. Step 3: Cross multiply
    10,889,710.56x = 15,027,340.23 × 5,928,048.78
  4. Step 4: Simplify right side
    10,889,710.56x = 89,082,805,917,096.42
  5. Step 5: Solve for x
    x = 89,082,805,917,096.42/10,889,710.56
  6. Step 6: Final answer
    x = 8,180,456.72

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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.