Home / 12,096,045.20-18,152,362.20-5,369,286.80

Finding the Fourth Proportional to 12,096,045.20, 18,152,362.20 and 5,369,286.80

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Solution

The fourth proportional to 12,096,045.20, 18,152,362.20 and 5,369,286.80 is: 8,057,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,045.20 : 18,152,362.20 = 5,369,286.80 : x
  2. Step 2: Convert to fraction form
    12,096,045.20/18,152,362.20 = 5,369,286.80/x
  3. Step 3: Cross multiply
    12,096,045.20x = 18,152,362.20 × 5,369,286.80
  4. Step 4: Simplify right side
    12,096,045.20x = 97,465,238,749,278.95
  5. Step 5: Solve for x
    x = 97,465,238,749,278.95/12,096,045.20
  6. Step 6: Final answer
    x = 8,057,611.98

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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.