Home / 57,622,855.10-79,521,433.56-31,517,372.08

Finding the Fourth Proportional to 57,622,855.10, 79,521,433.56 and 31,517,372.08

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Solution

The fourth proportional to 57,622,855.10, 79,521,433.56 and 31,517,372.08 is: 43,495,009.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,622,855.10 : 79,521,433.56 = 31,517,372.08 : x
  2. Step 2: Convert to fraction form
    57,622,855.10/79,521,433.56 = 31,517,372.08/x
  3. Step 3: Cross multiply
    57,622,855.10x = 79,521,433.56 × 31,517,372.08
  4. Step 4: Simplify right side
    57,622,855.10x = 2,506,306,609,845,519
  5. Step 5: Solve for x
    x = 2,506,306,609,845,519/57,622,855.10
  6. Step 6: Final answer
    x = 43,495,009.15

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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.