Home / 90,777,490.56-136,187,755.92-26,079,732

Finding the Fourth Proportional to 90,777,490.56, 136,187,755.92 and 26,079,732

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Solution

The fourth proportional to 90,777,490.56, 136,187,755.92 and 26,079,732 is: 39,125,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,777,490.56 : 136,187,755.92 = 26,079,732 : x
  2. Step 2: Convert to fraction form
    90,777,490.56/136,187,755.92 = 26,079,732/x
  3. Step 3: Cross multiply
    90,777,490.56x = 136,187,755.92 × 26,079,732
  4. Step 4: Simplify right side
    90,777,490.56x = 3,551,740,176,075,013
  5. Step 5: Solve for x
    x = 3,551,740,176,075,013/90,777,490.56
  6. Step 6: Final answer
    x = 39,125,780.57

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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.