Home / 48,309,620.40-72,408,443.40-19,541,530.80

Finding the Fourth Proportional to 48,309,620.40, 72,408,443.40 and 19,541,530.80

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Solution

The fourth proportional to 48,309,620.40, 72,408,443.40 and 19,541,530.80 is: 29,289,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,309,620.40 : 72,408,443.40 = 19,541,530.80 : x
  2. Step 2: Convert to fraction form
    48,309,620.40/72,408,443.40 = 19,541,530.80/x
  3. Step 3: Cross multiply
    48,309,620.40x = 72,408,443.40 × 19,541,530.80
  4. Step 4: Simplify right side
    48,309,620.40x = 1,414,971,826,881,157
  5. Step 5: Solve for x
    x = 1,414,971,826,881,157/48,309,620.40
  6. Step 6: Final answer
    x = 29,289,649.04

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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.