Home / 48,171,521.90-72,236,287.65-19,408,097.90

Finding the Fourth Proportional to 48,171,521.90, 72,236,287.65 and 19,408,097.90

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Solution

The fourth proportional to 48,171,521.90, 72,236,287.65 and 19,408,097.90 is: 29,103,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,171,521.90 : 72,236,287.65 = 19,408,097.90 : x
  2. Step 2: Convert to fraction form
    48,171,521.90/72,236,287.65 = 19,408,097.90/x
  3. Step 3: Cross multiply
    48,171,521.90x = 72,236,287.65 × 19,408,097.90
  4. Step 4: Simplify right side
    48,171,521.90x = 1,401,968,942,643,761
  5. Step 5: Solve for x
    x = 1,401,968,942,643,761/48,171,521.90
  6. Step 6: Final answer
    x = 29,103,687.97

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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.