Home / 57,211,786.80-85,817,680.20-37,840,762.35

Finding the Fourth Proportional to 57,211,786.80, 85,817,680.20 and 37,840,762.35

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Solution

The fourth proportional to 57,211,786.80, 85,817,680.20 and 37,840,762.35 is: 56,761,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,211,786.80 : 85,817,680.20 = 37,840,762.35 : x
  2. Step 2: Convert to fraction form
    57,211,786.80/85,817,680.20 = 37,840,762.35/x
  3. Step 3: Cross multiply
    57,211,786.80x = 85,817,680.20 × 37,840,762.35
  4. Step 4: Simplify right side
    57,211,786.80x = 3,247,406,441,876,500.50
  5. Step 5: Solve for x
    x = 3,247,406,441,876,500.50/57,211,786.80
  6. Step 6: Final answer
    x = 56,761,143.53

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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.