Home / 7,228,171.69-9,974,694.45-4,130,498.05

Finding the Fourth Proportional to 7,228,171.69, 9,974,694.45 and 4,130,498.05

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Solution

The fourth proportional to 7,228,171.69, 9,974,694.45 and 4,130,498.05 is: 5,699,983.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,228,171.69 : 9,974,694.45 = 4,130,498.05 : x
  2. Step 2: Convert to fraction form
    7,228,171.69/9,974,694.45 = 4,130,498.05/x
  3. Step 3: Cross multiply
    7,228,171.69x = 9,974,694.45 × 4,130,498.05
  4. Step 4: Simplify right side
    7,228,171.69x = 41,200,456,010,114.09
  5. Step 5: Solve for x
    x = 41,200,456,010,114.09/7,228,171.69
  6. Step 6: Final answer
    x = 5,699,983.04

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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.