Home / 8,173,976.66-12,260,957.56-3,855,019.40

Finding the Fourth Proportional to 8,173,976.66, 12,260,957.56 and 3,855,019.40

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Solution

The fourth proportional to 8,173,976.66, 12,260,957.56 and 3,855,019.40 is: 5,782,525.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,173,976.66 : 12,260,957.56 = 3,855,019.40 : x
  2. Step 2: Convert to fraction form
    8,173,976.66/12,260,957.56 = 3,855,019.40/x
  3. Step 3: Cross multiply
    8,173,976.66x = 12,260,957.56 × 3,855,019.40
  4. Step 4: Simplify right side
    8,173,976.66x = 47,266,229,256,376.66
  5. Step 5: Solve for x
    x = 47,266,229,256,376.66/8,173,976.66
  6. Step 6: Final answer
    x = 5,782,525.60

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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.