Home / 76,626,574.62-114,871,524.92-28,093,118.95

Finding the Fourth Proportional to 76,626,574.62, 114,871,524.92 and 28,093,118.95

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Solution

The fourth proportional to 76,626,574.62, 114,871,524.92 and 28,093,118.95 is: 42,114,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,626,574.62 : 114,871,524.92 = 28,093,118.95 : x
  2. Step 2: Convert to fraction form
    76,626,574.62/114,871,524.92 = 28,093,118.95/x
  3. Step 3: Cross multiply
    76,626,574.62x = 114,871,524.92 × 28,093,118.95
  4. Step 4: Simplify right side
    76,626,574.62x = 3,227,099,413,545,449
  5. Step 5: Solve for x
    x = 3,227,099,413,545,449/76,626,574.62
  6. Step 6: Final answer
    x = 42,114,624.46

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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.