Home / 20,581,272.42-30,865,588.20-14,232,323.94

Finding the Fourth Proportional to 20,581,272.42, 30,865,588.20 and 14,232,323.94

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Solution

The fourth proportional to 20,581,272.42, 30,865,588.20 and 14,232,323.94 is: 21,344,115.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,581,272.42 : 30,865,588.20 = 14,232,323.94 : x
  2. Step 2: Convert to fraction form
    20,581,272.42/30,865,588.20 = 14,232,323.94/x
  3. Step 3: Cross multiply
    20,581,272.42x = 30,865,588.20 × 14,232,323.94
  4. Step 4: Simplify right side
    20,581,272.42x = 439,289,049,861,041.50
  5. Step 5: Solve for x
    x = 439,289,049,861,041.50/20,581,272.42
  6. Step 6: Final answer
    x = 21,344,115.22

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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.