Home / 8,857,177.96-12,222,948.44-4,989,760.08

Finding the Fourth Proportional to 8,857,177.96, 12,222,948.44 and 4,989,760.08

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Solution

The fourth proportional to 8,857,177.96, 12,222,948.44 and 4,989,760.08 is: 6,885,893.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,177.96 : 12,222,948.44 = 4,989,760.08 : x
  2. Step 2: Convert to fraction form
    8,857,177.96/12,222,948.44 = 4,989,760.08/x
  3. Step 3: Cross multiply
    8,857,177.96x = 12,222,948.44 × 4,989,760.08
  4. Step 4: Simplify right side
    8,857,177.96x = 60,989,580,185,810.27
  5. Step 5: Solve for x
    x = 60,989,580,185,810.27/8,857,177.96
  6. Step 6: Final answer
    x = 6,885,893.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.