Home / 31,928,793.20-47,882,692.20-11,731,410.80

Finding the Fourth Proportional to 31,928,793.20, 47,882,692.20 and 11,731,410.80

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Solution

The fourth proportional to 31,928,793.20, 47,882,692.20 and 11,731,410.80 is: 17,593,259.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,928,793.20 : 47,882,692.20 = 11,731,410.80 : x
  2. Step 2: Convert to fraction form
    31,928,793.20/47,882,692.20 = 11,731,410.80/x
  3. Step 3: Cross multiply
    31,928,793.20x = 47,882,692.20 × 11,731,410.80
  4. Step 4: Simplify right side
    31,928,793.20x = 561,731,532,408,155.81
  5. Step 5: Solve for x
    x = 561,731,532,408,155.81/31,928,793.20
  6. Step 6: Final answer
    x = 17,593,259.13

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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.