Home / 5,342,686.40-8,003,143.20-3,314,705.60

Finding the Fourth Proportional to 5,342,686.40, 8,003,143.20 and 3,314,705.60

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Solution

The fourth proportional to 5,342,686.40, 8,003,143.20 and 3,314,705.60 is: 4,965,304.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342,686.40 : 8,003,143.20 = 3,314,705.60 : x
  2. Step 2: Convert to fraction form
    5,342,686.40/8,003,143.20 = 3,314,705.60/x
  3. Step 3: Cross multiply
    5,342,686.40x = 8,003,143.20 × 3,314,705.60
  4. Step 4: Simplify right side
    5,342,686.40x = 26,528,063,582,641.92
  5. Step 5: Solve for x
    x = 26,528,063,582,641.92/5,342,686.40
  6. Step 6: Final answer
    x = 4,965,304.27

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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.