Home / 7,687,316.80-11,521,298.40-3,901,844.80

Finding the Fourth Proportional to 7,687,316.80, 11,521,298.40 and 3,901,844.80

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Solution

The fourth proportional to 7,687,316.80, 11,521,298.40 and 3,901,844.80 is: 5,847,855.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,687,316.80 : 11,521,298.40 = 3,901,844.80 : x
  2. Step 2: Convert to fraction form
    7,687,316.80/11,521,298.40 = 3,901,844.80/x
  3. Step 3: Cross multiply
    7,687,316.80x = 11,521,298.40 × 3,901,844.80
  4. Step 4: Simplify right side
    7,687,316.80x = 44,954,318,251,288.32
  5. Step 5: Solve for x
    x = 44,954,318,251,288.32/7,687,316.80
  6. Step 6: Final answer
    x = 5,847,855.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.