Home / 8,914,980.60-13,360,661.10-7,899,337.80

Finding the Fourth Proportional to 8,914,980.60, 13,360,661.10 and 7,899,337.80

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Solution

The fourth proportional to 8,914,980.60, 13,360,661.10 and 7,899,337.80 is: 11,838,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,914,980.60 : 13,360,661.10 = 7,899,337.80 : x
  2. Step 2: Convert to fraction form
    8,914,980.60/13,360,661.10 = 7,899,337.80/x
  3. Step 3: Cross multiply
    8,914,980.60x = 13,360,661.10 × 7,899,337.80
  4. Step 4: Simplify right side
    8,914,980.60x = 105,540,375,260,219.58
  5. Step 5: Solve for x
    x = 105,540,375,260,219.58/8,914,980.60
  6. Step 6: Final answer
    x = 11,838,542.34

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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.