Home / 40,131,595.80-55,382,327.79-22,731,541.92

Finding the Fourth Proportional to 40,131,595.80, 55,382,327.79 and 22,731,541.92

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Solution

The fourth proportional to 40,131,595.80, 55,382,327.79 and 22,731,541.92 is: 31,369,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,131,595.80 : 55,382,327.79 = 22,731,541.92 : x
  2. Step 2: Convert to fraction form
    40,131,595.80/55,382,327.79 = 22,731,541.92/x
  3. Step 3: Cross multiply
    40,131,595.80x = 55,382,327.79 × 22,731,541.92
  4. Step 4: Simplify right side
    40,131,595.80x = 1,258,925,705,785,566
  5. Step 5: Solve for x
    x = 1,258,925,705,785,566/40,131,595.80
  6. Step 6: Final answer
    x = 31,369,938.84

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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.