Home / 11,577,462.38-15,979,801.51-7,862,579.07

Finding the Fourth Proportional to 11,577,462.38, 15,979,801.51 and 7,862,579.07

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Solution

The fourth proportional to 11,577,462.38, 15,979,801.51 and 7,862,579.07 is: 10,852,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,577,462.38 : 15,979,801.51 = 7,862,579.07 : x
  2. Step 2: Convert to fraction form
    11,577,462.38/15,979,801.51 = 7,862,579.07/x
  3. Step 3: Cross multiply
    11,577,462.38x = 15,979,801.51 × 7,862,579.07
  4. Step 4: Simplify right side
    11,577,462.38x = 125,642,452,895,280.41
  5. Step 5: Solve for x
    x = 125,642,452,895,280.41/11,577,462.38
  6. Step 6: Final answer
    x = 10,852,330.91

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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.