Home / 30,327,742.50-45,531,970.85-15,960,899.37

Finding the Fourth Proportional to 30,327,742.50, 45,531,970.85 and 15,960,899.37

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Solution

The fourth proportional to 30,327,742.50, 45,531,970.85 and 15,960,899.37 is: 23,962,588.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,327,742.50 : 45,531,970.85 = 15,960,899.37 : x
  2. Step 2: Convert to fraction form
    30,327,742.50/45,531,970.85 = 15,960,899.37/x
  3. Step 3: Cross multiply
    30,327,742.50x = 45,531,970.85 × 15,960,899.37
  4. Step 4: Simplify right side
    30,327,742.50x = 726,731,204,591,275.75
  5. Step 5: Solve for x
    x = 726,731,204,591,275.75/30,327,742.50
  6. Step 6: Final answer
    x = 23,962,588.20

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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.