Home / 8,085,175.20-12,127,762.80-3,833,647.20

Finding the Fourth Proportional to 8,085,175.20, 12,127,762.80 and 3,833,647.20

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Solution

The fourth proportional to 8,085,175.20, 12,127,762.80 and 3,833,647.20 is: 5,750,470.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,175.20 : 12,127,762.80 = 3,833,647.20 : x
  2. Step 2: Convert to fraction form
    8,085,175.20/12,127,762.80 = 3,833,647.20/x
  3. Step 3: Cross multiply
    8,085,175.20x = 12,127,762.80 × 3,833,647.20
  4. Step 4: Simplify right side
    8,085,175.20x = 46,493,563,900,484.16
  5. Step 5: Solve for x
    x = 46,493,563,900,484.16/8,085,175.20
  6. Step 6: Final answer
    x = 5,750,470.80

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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.