Home / 8,157,662.16-12,225,470.40-3,106,217.04

Finding the Fourth Proportional to 8,157,662.16, 12,225,470.40 and 3,106,217.04

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Solution

The fourth proportional to 8,157,662.16, 12,225,470.40 and 3,106,217.04 is: 4,655,128.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,157,662.16 : 12,225,470.40 = 3,106,217.04 : x
  2. Step 2: Convert to fraction form
    8,157,662.16/12,225,470.40 = 3,106,217.04/x
  3. Step 3: Cross multiply
    8,157,662.16x = 12,225,470.40 × 3,106,217.04
  4. Step 4: Simplify right side
    8,157,662.16x = 37,974,964,478,495.62
  5. Step 5: Solve for x
    x = 37,974,964,478,495.62/8,157,662.16
  6. Step 6: Final answer
    x = 4,655,128.36

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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.