Home / 8,161,748.40-12,228,625.80-3,892,724.40

Finding the Fourth Proportional to 8,161,748.40, 12,228,625.80 and 3,892,724.40

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Solution

The fourth proportional to 8,161,748.40, 12,228,625.80 and 3,892,724.40 is: 5,832,410.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,748.40 : 12,228,625.80 = 3,892,724.40 : x
  2. Step 2: Convert to fraction form
    8,161,748.40/12,228,625.80 = 3,892,724.40/x
  3. Step 3: Cross multiply
    8,161,748.40x = 12,228,625.80 × 3,892,724.40
  4. Step 4: Simplify right side
    8,161,748.40x = 47,602,670,030,129.52
  5. Step 5: Solve for x
    x = 47,602,670,030,129.52/8,161,748.40
  6. Step 6: Final answer
    x = 5,832,410.86

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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.