Home / 5,091,834.36-7,026,911.82-2,800,169.40

Finding the Fourth Proportional to 5,091,834.36, 7,026,911.82 and 2,800,169.40

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Solution

The fourth proportional to 5,091,834.36, 7,026,911.82 and 2,800,169.40 is: 3,864,332.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,834.36 : 7,026,911.82 = 2,800,169.40 : x
  2. Step 2: Convert to fraction form
    5,091,834.36/7,026,911.82 = 2,800,169.40/x
  3. Step 3: Cross multiply
    5,091,834.36x = 7,026,911.82 × 2,800,169.40
  4. Step 4: Simplify right side
    5,091,834.36x = 19,676,543,454,862.31
  5. Step 5: Solve for x
    x = 19,676,543,454,862.31/5,091,834.36
  6. Step 6: Final answer
    x = 3,864,332.98

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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.