Home / 52,378,755.57-72,276,131.72-30,351,852.90

Finding the Fourth Proportional to 52,378,755.57, 72,276,131.72 and 30,351,852.90

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Solution

The fourth proportional to 52,378,755.57, 72,276,131.72 and 30,351,852.90 is: 41,881,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,378,755.57 : 72,276,131.72 = 30,351,852.90 : x
  2. Step 2: Convert to fraction form
    52,378,755.57/72,276,131.72 = 30,351,852.90/x
  3. Step 3: Cross multiply
    52,378,755.57x = 72,276,131.72 × 30,351,852.90
  4. Step 4: Simplify right side
    52,378,755.57x = 2,193,714,518,222,343.50
  5. Step 5: Solve for x
    x = 2,193,714,518,222,343.50/52,378,755.57
  6. Step 6: Final answer
    x = 41,881,760.92

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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.