Home / 9,740,507.92-13,438,854.12-5,874,211.60

Finding the Fourth Proportional to 9,740,507.92, 13,438,854.12 and 5,874,211.60

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Solution

The fourth proportional to 9,740,507.92, 13,438,854.12 and 5,874,211.60 is: 8,104,574.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740,507.92 : 13,438,854.12 = 5,874,211.60 : x
  2. Step 2: Convert to fraction form
    9,740,507.92/13,438,854.12 = 5,874,211.60/x
  3. Step 3: Cross multiply
    9,740,507.92x = 13,438,854.12 × 5,874,211.60
  4. Step 4: Simplify right side
    9,740,507.92x = 78,942,672,762,411.78
  5. Step 5: Solve for x
    x = 78,942,672,762,411.78/9,740,507.92
  6. Step 6: Final answer
    x = 8,104,574.57

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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.