Home / 57,368,916.80-79,166,801.60-31,262,878.22

Finding the Fourth Proportional to 57,368,916.80, 79,166,801.60 and 31,262,878.22

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Solution

The fourth proportional to 57,368,916.80, 79,166,801.60 and 31,262,878.22 is: 43,141,516.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,368,916.80 : 79,166,801.60 = 31,262,878.22 : x
  2. Step 2: Convert to fraction form
    57,368,916.80/79,166,801.60 = 31,262,878.22/x
  3. Step 3: Cross multiply
    57,368,916.80x = 79,166,801.60 × 31,262,878.22
  4. Step 4: Simplify right side
    57,368,916.80x = 2,474,982,077,487,701
  5. Step 5: Solve for x
    x = 2,474,982,077,487,701/57,368,916.80
  6. Step 6: Final answer
    x = 43,141,516.62

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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.