Home / 89,326,685.70-123,271,693.17-51,647,020.58

Finding the Fourth Proportional to 89,326,685.70, 123,271,693.17 and 51,647,020.58

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Solution

The fourth proportional to 89,326,685.70, 123,271,693.17 and 51,647,020.58 is: 71,273,389.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,326,685.70 : 123,271,693.17 = 51,647,020.58 : x
  2. Step 2: Convert to fraction form
    89,326,685.70/123,271,693.17 = 51,647,020.58/x
  3. Step 3: Cross multiply
    89,326,685.70x = 123,271,693.17 × 51,647,020.58
  4. Step 4: Simplify right side
    89,326,685.70x = 6,366,615,673,466,077
  5. Step 5: Solve for x
    x = 6,366,615,673,466,077/89,326,685.70
  6. Step 6: Final answer
    x = 71,273,389.62

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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.