Home / 8,342,014.40-12,492,026.40-5,486,667.20

Finding the Fourth Proportional to 8,342,014.40, 12,492,026.40 and 5,486,667.20

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Solution

The fourth proportional to 8,342,014.40, 12,492,026.40 and 5,486,667.20 is: 8,216,191.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342,014.40 : 12,492,026.40 = 5,486,667.20 : x
  2. Step 2: Convert to fraction form
    8,342,014.40/12,492,026.40 = 5,486,667.20/x
  3. Step 3: Cross multiply
    8,342,014.40x = 12,492,026.40 × 5,486,667.20
  4. Step 4: Simplify right side
    8,342,014.40x = 68,539,591,510,414.09
  5. Step 5: Solve for x
    x = 68,539,591,510,414.09/8,342,014.40
  6. Step 6: Final answer
    x = 8,216,191.94

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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.