Home / 21,439,122.42-29,586,176.38-11,649,566.58

Finding the Fourth Proportional to 21,439,122.42, 29,586,176.38 and 11,649,566.58

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Solution

The fourth proportional to 21,439,122.42, 29,586,176.38 and 11,649,566.58 is: 16,076,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,439,122.42 : 29,586,176.38 = 11,649,566.58 : x
  2. Step 2: Convert to fraction form
    21,439,122.42/29,586,176.38 = 11,649,566.58/x
  3. Step 3: Cross multiply
    21,439,122.42x = 29,586,176.38 × 11,649,566.58
  4. Step 4: Simplify right side
    21,439,122.42x = 344,666,131,586,433.38
  5. Step 5: Solve for x
    x = 344,666,131,586,433.38/21,439,122.42
  6. Step 6: Final answer
    x = 16,076,503.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.