Home / 10,899,976.60-16,335,968.10-8,363,056.60

Finding the Fourth Proportional to 10,899,976.60, 16,335,968.10 and 8,363,056.60

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Solution

The fourth proportional to 10,899,976.60, 16,335,968.10 and 8,363,056.60 is: 12,533,845.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,976.60 : 16,335,968.10 = 8,363,056.60 : x
  2. Step 2: Convert to fraction form
    10,899,976.60/16,335,968.10 = 8,363,056.60/x
  3. Step 3: Cross multiply
    10,899,976.60x = 16,335,968.10 × 8,363,056.60
  4. Step 4: Simplify right side
    10,899,976.60x = 136,618,625,836,094.45
  5. Step 5: Solve for x
    x = 136,618,625,836,094.45/10,899,976.60
  6. Step 6: Final answer
    x = 12,533,845.79

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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.