Home / 8,284,442.28-12,420,886.16-3,670,919.31

Finding the Fourth Proportional to 8,284,442.28, 12,420,886.16 and 3,670,919.31

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Solution

The fourth proportional to 8,284,442.28, 12,420,886.16 and 3,670,919.31 is: 5,503,819.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,442.28 : 12,420,886.16 = 3,670,919.31 : x
  2. Step 2: Convert to fraction form
    8,284,442.28/12,420,886.16 = 3,670,919.31/x
  3. Step 3: Cross multiply
    8,284,442.28x = 12,420,886.16 × 3,670,919.31
  4. Step 4: Simplify right side
    8,284,442.28x = 45,596,070,847,368.40
  5. Step 5: Solve for x
    x = 45,596,070,847,368.40/8,284,442.28
  6. Step 6: Final answer
    x = 5,503,819.00

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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.