Home / 8,321,122.40-12,482,893.20-3,528,802.40

Finding the Fourth Proportional to 8,321,122.40, 12,482,893.20 and 3,528,802.40

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Solution

The fourth proportional to 8,321,122.40, 12,482,893.20 and 3,528,802.40 is: 5,293,716.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,321,122.40 : 12,482,893.20 = 3,528,802.40 : x
  2. Step 2: Convert to fraction form
    8,321,122.40/12,482,893.20 = 3,528,802.40/x
  3. Step 3: Cross multiply
    8,321,122.40x = 12,482,893.20 × 3,528,802.40
  4. Step 4: Simplify right side
    8,321,122.40x = 44,049,663,483,103.68
  5. Step 5: Solve for x
    x = 44,049,663,483,103.68/8,321,122.40
  6. Step 6: Final answer
    x = 5,293,716.56

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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.