Home / 8,168,985.60-12,245,070.85-3,622,175.71

Finding the Fourth Proportional to 8,168,985.60, 12,245,070.85 and 3,622,175.71

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Solution

The fourth proportional to 8,168,985.60, 12,245,070.85 and 3,622,175.71 is: 5,429,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,985.60 : 12,245,070.85 = 3,622,175.71 : x
  2. Step 2: Convert to fraction form
    8,168,985.60/12,245,070.85 = 3,622,175.71/x
  3. Step 3: Cross multiply
    8,168,985.60x = 12,245,070.85 × 3,622,175.71
  4. Step 4: Simplify right side
    8,168,985.60x = 44,353,798,160,430.94
  5. Step 5: Solve for x
    x = 44,353,798,160,430.94/8,168,985.60
  6. Step 6: Final answer
    x = 5,429,535.61

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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.