Home / 57,310,011.70-85,965,017.55-52,019,221.30

Finding the Fourth Proportional to 57,310,011.70, 85,965,017.55 and 52,019,221.30

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Solution

The fourth proportional to 57,310,011.70, 85,965,017.55 and 52,019,221.30 is: 78,028,831.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310,011.70 : 85,965,017.55 = 52,019,221.30 : x
  2. Step 2: Convert to fraction form
    57,310,011.70/85,965,017.55 = 52,019,221.30/x
  3. Step 3: Cross multiply
    57,310,011.70x = 85,965,017.55 × 52,019,221.30
  4. Step 4: Simplify right side
    57,310,011.70x = 4,471,833,271,991,833.50
  5. Step 5: Solve for x
    x = 4,471,833,271,991,833.50/57,310,011.70
  6. Step 6: Final answer
    x = 78,028,831.95

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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.