Home / 7,487,760.46-10,258,182.78-7,207,762.10

Finding the Fourth Proportional to 7,487,760.46, 10,258,182.78 and 7,207,762.10

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Solution

The fourth proportional to 7,487,760.46, 10,258,182.78 and 7,207,762.10 is: 9,874,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,760.46 : 10,258,182.78 = 7,207,762.10 : x
  2. Step 2: Convert to fraction form
    7,487,760.46/10,258,182.78 = 7,207,762.10/x
  3. Step 3: Cross multiply
    7,487,760.46x = 10,258,182.78 × 7,207,762.10
  4. Step 4: Simplify right side
    7,487,760.46x = 73,938,541,056,556.62
  5. Step 5: Solve for x
    x = 73,938,541,056,556.62/7,487,760.46
  6. Step 6: Final answer
    x = 9,874,586.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.