Home / 57,729,976.80-79,603,525.08-36,788,836.20

Finding the Fourth Proportional to 57,729,976.80, 79,603,525.08 and 36,788,836.20

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Solution

The fourth proportional to 57,729,976.80, 79,603,525.08 and 36,788,836.20 is: 50,727,909.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,729,976.80 : 79,603,525.08 = 36,788,836.20 : x
  2. Step 2: Convert to fraction form
    57,729,976.80/79,603,525.08 = 36,788,836.20/x
  3. Step 3: Cross multiply
    57,729,976.80x = 79,603,525.08 × 36,788,836.20
  4. Step 4: Simplify right side
    57,729,976.80x = 2,928,521,045,110,712
  5. Step 5: Solve for x
    x = 2,928,521,045,110,712/57,729,976.80
  6. Step 6: Final answer
    x = 50,727,909.61

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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.