Home / 48,384,621.40-72,576,932.10-21,458,277.40

Finding the Fourth Proportional to 48,384,621.40, 72,576,932.10 and 21,458,277.40

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Solution

The fourth proportional to 48,384,621.40, 72,576,932.10 and 21,458,277.40 is: 32,187,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,384,621.40 : 72,576,932.10 = 21,458,277.40 : x
  2. Step 2: Convert to fraction form
    48,384,621.40/72,576,932.10 = 21,458,277.40/x
  3. Step 3: Cross multiply
    48,384,621.40x = 72,576,932.10 × 21,458,277.40
  4. Step 4: Simplify right side
    48,384,621.40x = 1,557,375,941,842,764.25
  5. Step 5: Solve for x
    x = 1,557,375,941,842,764.25/48,384,621.40
  6. Step 6: Final answer
    x = 32,187,416.10

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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.