Home / 42,578,381.03-58,758,156.95-22,999,270.21

Finding the Fourth Proportional to 42,578,381.03, 58,758,156.95 and 22,999,270.21

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Solution

The fourth proportional to 42,578,381.03, 58,758,156.95 and 22,999,270.21 is: 31,738,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,578,381.03 : 58,758,156.95 = 22,999,270.21 : x
  2. Step 2: Convert to fraction form
    42,578,381.03/58,758,156.95 = 22,999,270.21/x
  3. Step 3: Cross multiply
    42,578,381.03x = 58,758,156.95 × 22,999,270.21
  4. Step 4: Simplify right side
    42,578,381.03x = 1,351,394,728,472,747.75
  5. Step 5: Solve for x
    x = 1,351,394,728,472,747.75/42,578,381.03
  6. Step 6: Final answer
    x = 31,738,988.10

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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.