Home / 8,148,003.60-12,222,005.40-2,756,829.90

Finding the Fourth Proportional to 8,148,003.60, 12,222,005.40 and 2,756,829.90

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Solution

The fourth proportional to 8,148,003.60, 12,222,005.40 and 2,756,829.90 is: 4,135,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148,003.60 : 12,222,005.40 = 2,756,829.90 : x
  2. Step 2: Convert to fraction form
    8,148,003.60/12,222,005.40 = 2,756,829.90/x
  3. Step 3: Cross multiply
    8,148,003.60x = 12,222,005.40 × 2,756,829.90
  4. Step 4: Simplify right side
    8,148,003.60x = 33,693,989,924,681.46
  5. Step 5: Solve for x
    x = 33,693,989,924,681.46/8,148,003.60
  6. Step 6: Final answer
    x = 4,135,244.85

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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.