Home / 40,151,960.78-55,409,512.98-22,748,268.58

Finding the Fourth Proportional to 40,151,960.78, 55,409,512.98 and 22,748,268.58

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Solution

The fourth proportional to 40,151,960.78, 55,409,512.98 and 22,748,268.58 is: 31,392,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151,960.78 : 55,409,512.98 = 22,748,268.58 : x
  2. Step 2: Convert to fraction form
    40,151,960.78/55,409,512.98 = 22,748,268.58/x
  3. Step 3: Cross multiply
    40,151,960.78x = 55,409,512.98 × 22,748,268.58
  4. Step 4: Simplify right side
    40,151,960.78x = 1,260,470,482,765,247.25
  5. Step 5: Solve for x
    x = 1,260,470,482,765,247.25/40,151,960.78
  6. Step 6: Final answer
    x = 31,392,501.35

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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.