Home / 11,618,160.28-17,427,809.34-4,428,354.04

Finding the Fourth Proportional to 11,618,160.28, 17,427,809.34 and 4,428,354.04

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Solution

The fourth proportional to 11,618,160.28, 17,427,809.34 and 4,428,354.04 is: 6,642,747.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,160.28 : 17,427,809.34 = 4,428,354.04 : x
  2. Step 2: Convert to fraction form
    11,618,160.28/17,427,809.34 = 4,428,354.04/x
  3. Step 3: Cross multiply
    11,618,160.28x = 17,427,809.34 × 4,428,354.04
  4. Step 4: Simplify right side
    11,618,160.28x = 77,176,509,855,569.20
  5. Step 5: Solve for x
    x = 77,176,509,855,569.20/11,618,160.28
  6. Step 6: Final answer
    x = 6,642,747.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.