Home / 90,022,835.94-135,018,605.93-25,311,282.89

Finding the Fourth Proportional to 90,022,835.94, 135,018,605.93 and 25,311,282.89

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Solution

The fourth proportional to 90,022,835.94, 135,018,605.93 and 25,311,282.89 is: 37,962,524.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,022,835.94 : 135,018,605.93 = 25,311,282.89 : x
  2. Step 2: Convert to fraction form
    90,022,835.94/135,018,605.93 = 25,311,282.89/x
  3. Step 3: Cross multiply
    90,022,835.94x = 135,018,605.93 × 25,311,282.89
  4. Step 4: Simplify right side
    90,022,835.94x = 3,417,494,129,306,012.50
  5. Step 5: Solve for x
    x = 3,417,494,129,306,012.50/90,022,835.94
  6. Step 6: Final answer
    x = 37,962,524.66

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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.