Home / 8,748,440.80-13,122,661.20-4,906,319.20

Finding the Fourth Proportional to 8,748,440.80, 13,122,661.20 and 4,906,319.20

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Solution

The fourth proportional to 8,748,440.80, 13,122,661.20 and 4,906,319.20 is: 7,359,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,440.80 : 13,122,661.20 = 4,906,319.20 : x
  2. Step 2: Convert to fraction form
    8,748,440.80/13,122,661.20 = 4,906,319.20/x
  3. Step 3: Cross multiply
    8,748,440.80x = 13,122,661.20 × 4,906,319.20
  4. Step 4: Simplify right side
    8,748,440.80x = 64,383,964,600,655.04
  5. Step 5: Solve for x
    x = 64,383,964,600,655.04/8,748,440.80
  6. Step 6: Final answer
    x = 7,359,478.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.