Home / 16,128,438.40-24,194,731.20-8,045,545.60

Finding the Fourth Proportional to 16,128,438.40, 24,194,731.20 and 8,045,545.60

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Solution

The fourth proportional to 16,128,438.40, 24,194,731.20 and 8,045,545.60 is: 12,069,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,438.40 : 24,194,731.20 = 8,045,545.60 : x
  2. Step 2: Convert to fraction form
    16,128,438.40/24,194,731.20 = 8,045,545.60/x
  3. Step 3: Cross multiply
    16,128,438.40x = 24,194,731.20 × 8,045,545.60
  4. Step 4: Simplify right side
    16,128,438.40x = 194,659,813,149,342.72
  5. Step 5: Solve for x
    x = 194,659,813,149,342.72/16,128,438.40
  6. Step 6: Final answer
    x = 12,069,352.80

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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.