Home / 28,208,457.42-38,911,178.56-17,737,902.41

Finding the Fourth Proportional to 28,208,457.42, 38,911,178.56 and 17,737,902.41

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Solution

The fourth proportional to 28,208,457.42, 38,911,178.56 and 17,737,902.41 is: 24,467,934.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,208,457.42 : 38,911,178.56 = 17,737,902.41 : x
  2. Step 2: Convert to fraction form
    28,208,457.42/38,911,178.56 = 17,737,902.41/x
  3. Step 3: Cross multiply
    28,208,457.42x = 38,911,178.56 × 17,737,902.41
  4. Step 4: Simplify right side
    28,208,457.42x = 690,202,687,858,086.38
  5. Step 5: Solve for x
    x = 690,202,687,858,086.38/28,208,457.42
  6. Step 6: Final answer
    x = 24,467,934.48

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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.