Home / 9,298,135.10-12,819,099.54-7,638,046.22

Finding the Fourth Proportional to 9,298,135.10, 12,819,099.54 and 7,638,046.22

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Solution

The fourth proportional to 9,298,135.10, 12,819,099.54 and 7,638,046.22 is: 10,530,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,298,135.10 : 12,819,099.54 = 7,638,046.22 : x
  2. Step 2: Convert to fraction form
    9,298,135.10/12,819,099.54 = 7,638,046.22/x
  3. Step 3: Cross multiply
    9,298,135.10x = 12,819,099.54 × 7,638,046.22
  4. Step 4: Simplify right side
    9,298,135.10x = 97,912,874,785,300.73
  5. Step 5: Solve for x
    x = 97,912,874,785,300.73/9,298,135.10
  6. Step 6: Final answer
    x = 10,530,377.73

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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.