Home / 5,091,939.04-7,026,926.16-2,800,115.68

Finding the Fourth Proportional to 5,091,939.04, 7,026,926.16 and 2,800,115.68

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Solution

The fourth proportional to 5,091,939.04, 7,026,926.16 and 2,800,115.68 is: 3,864,187.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,939.04 : 7,026,926.16 = 2,800,115.68 : x
  2. Step 2: Convert to fraction form
    5,091,939.04/7,026,926.16 = 2,800,115.68/x
  3. Step 3: Cross multiply
    5,091,939.04x = 7,026,926.16 × 2,800,115.68
  4. Step 4: Simplify right side
    5,091,939.04x = 19,676,206,122,818.19
  5. Step 5: Solve for x
    x = 19,676,206,122,818.19/5,091,939.04
  6. Step 6: Final answer
    x = 3,864,187.29

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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.