Home / 8,979,102.09-12,391,160.40-4,849,132.83

Finding the Fourth Proportional to 8,979,102.09, 12,391,160.40 and 4,849,132.83

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Solution

The fourth proportional to 8,979,102.09, 12,391,160.40 and 4,849,132.83 is: 6,691,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979,102.09 : 12,391,160.40 = 4,849,132.83 : x
  2. Step 2: Convert to fraction form
    8,979,102.09/12,391,160.40 = 4,849,132.83/x
  3. Step 3: Cross multiply
    8,979,102.09x = 12,391,160.40 × 4,849,132.83
  4. Step 4: Simplify right side
    8,979,102.09x = 60,086,382,697,435.94
  5. Step 5: Solve for x
    x = 60,086,382,697,435.94/8,979,102.09
  6. Step 6: Final answer
    x = 6,691,803.04

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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.