Home / 55,140,138.80-82,710,208.20-14,750,622.80

Finding the Fourth Proportional to 55,140,138.80, 82,710,208.20 and 14,750,622.80

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Solution

The fourth proportional to 55,140,138.80, 82,710,208.20 and 14,750,622.80 is: 22,125,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,140,138.80 : 82,710,208.20 = 14,750,622.80 : x
  2. Step 2: Convert to fraction form
    55,140,138.80/82,710,208.20 = 14,750,622.80/x
  3. Step 3: Cross multiply
    55,140,138.80x = 82,710,208.20 × 14,750,622.80
  4. Step 4: Simplify right side
    55,140,138.80x = 1,220,027,082,867,667
  5. Step 5: Solve for x
    x = 1,220,027,082,867,667/55,140,138.80
  6. Step 6: Final answer
    x = 22,125,934.20

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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.