Home / 8,574,069.77-12,858,395.94-2,815,854.59

Finding the Fourth Proportional to 8,574,069.77, 12,858,395.94 and 2,815,854.59

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Solution

The fourth proportional to 8,574,069.77, 12,858,395.94 and 2,815,854.59 is: 4,222,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,574,069.77 : 12,858,395.94 = 2,815,854.59 : x
  2. Step 2: Convert to fraction form
    8,574,069.77/12,858,395.94 = 2,815,854.59/x
  3. Step 3: Cross multiply
    8,574,069.77x = 12,858,395.94 × 2,815,854.59
  4. Step 4: Simplify right side
    8,574,069.77x = 36,207,373,163,394.38
  5. Step 5: Solve for x
    x = 36,207,373,163,394.38/8,574,069.77
  6. Step 6: Final answer
    x = 4,222,892.29

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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.