Home / 52,515,800.76-72,471,905.34-28,994,383.00

Finding the Fourth Proportional to 52,515,800.76, 72,471,905.34 and 28,994,383.00

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Solution

The fourth proportional to 52,515,800.76, 72,471,905.34 and 28,994,383.00 is: 40,012,303.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,515,800.76 : 72,471,905.34 = 28,994,383.00 : x
  2. Step 2: Convert to fraction form
    52,515,800.76/72,471,905.34 = 28,994,383.00/x
  3. Step 3: Cross multiply
    52,515,800.76x = 72,471,905.34 × 28,994,383.00
  4. Step 4: Simplify right side
    52,515,800.76x = 2,101,278,180,434,976.50
  5. Step 5: Solve for x
    x = 2,101,278,180,434,976.50/52,515,800.76
  6. Step 6: Final answer
    x = 40,012,303.92

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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.