Home / 57,671,638.56-79,586,728.38-31,565,928.06

Finding the Fourth Proportional to 57,671,638.56, 79,586,728.38 and 31,565,928.06

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Solution

The fourth proportional to 57,671,638.56, 79,586,728.38 and 31,565,928.06 is: 43,560,908.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,671,638.56 : 79,586,728.38 = 31,565,928.06 : x
  2. Step 2: Convert to fraction form
    57,671,638.56/79,586,728.38 = 31,565,928.06/x
  3. Step 3: Cross multiply
    57,671,638.56x = 79,586,728.38 × 31,565,928.06
  4. Step 4: Simplify right side
    57,671,638.56x = 2,512,228,942,573,840
  5. Step 5: Solve for x
    x = 2,512,228,942,573,840/57,671,638.56
  6. Step 6: Final answer
    x = 43,560,908.02

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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.