Home / 16,789,253.10-25,181,062.40-4,659,948.78

Finding the Fourth Proportional to 16,789,253.10, 25,181,062.40 and 4,659,948.78

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Solution

The fourth proportional to 16,789,253.10, 25,181,062.40 and 4,659,948.78 is: 6,989,141.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,253.10 : 25,181,062.40 = 4,659,948.78 : x
  2. Step 2: Convert to fraction form
    16,789,253.10/25,181,062.40 = 4,659,948.78/x
  3. Step 3: Cross multiply
    16,789,253.10x = 25,181,062.40 × 4,659,948.78
  4. Step 4: Simplify right side
    16,789,253.10x = 117,342,461,009,983.88
  5. Step 5: Solve for x
    x = 117,342,461,009,983.88/16,789,253.10
  6. Step 6: Final answer
    x = 6,989,141.23

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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.