Home / 9,313,987.20-12,846,373.92-8,224,336.32

Finding the Fourth Proportional to 9,313,987.20, 12,846,373.92 and 8,224,336.32

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Solution

The fourth proportional to 9,313,987.20, 12,846,373.92 and 8,224,336.32 is: 11,343,466.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,313,987.20 : 12,846,373.92 = 8,224,336.32 : x
  2. Step 2: Convert to fraction form
    9,313,987.20/12,846,373.92 = 8,224,336.32/x
  3. Step 3: Cross multiply
    9,313,987.20x = 12,846,373.92 × 8,224,336.32
  4. Step 4: Simplify right side
    9,313,987.20x = 105,652,899,610,556.78
  5. Step 5: Solve for x
    x = 105,652,899,610,556.78/9,313,987.20
  6. Step 6: Final answer
    x = 11,343,466.27

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1.5x scale

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.