Home / 15,311,926.80-22,967,890.20-14,142,756.60

Finding the Fourth Proportional to 15,311,926.80, 22,967,890.20 and 14,142,756.60

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Solution

The fourth proportional to 15,311,926.80, 22,967,890.20 and 14,142,756.60 is: 21,214,134.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,311,926.80 : 22,967,890.20 = 14,142,756.60 : x
  2. Step 2: Convert to fraction form
    15,311,926.80/22,967,890.20 = 14,142,756.60/x
  3. Step 3: Cross multiply
    15,311,926.80x = 22,967,890.20 × 14,142,756.60
  4. Step 4: Simplify right side
    15,311,926.80x = 324,829,280,714,125.31
  5. Step 5: Solve for x
    x = 324,829,280,714,125.31/15,311,926.80
  6. Step 6: Final answer
    x = 21,214,134.90

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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.