Home / 11,719,264.68-16,178,192.52-7,805,534.04

Finding the Fourth Proportional to 11,719,264.68, 16,178,192.52 and 7,805,534.04

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Solution

The fourth proportional to 11,719,264.68, 16,178,192.52 and 7,805,534.04 is: 10,775,371.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,719,264.68 : 16,178,192.52 = 7,805,534.04 : x
  2. Step 2: Convert to fraction form
    11,719,264.68/16,178,192.52 = 7,805,534.04/x
  3. Step 3: Cross multiply
    11,719,264.68x = 16,178,192.52 × 7,805,534.04
  4. Step 4: Simplify right side
    11,719,264.68x = 126,279,432,420,533.38
  5. Step 5: Solve for x
    x = 126,279,432,420,533.38/11,719,264.68
  6. Step 6: Final answer
    x = 10,775,371.65

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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.