Home / 11,181,819.10-16,772,728.65-7,150,740.70

Finding the Fourth Proportional to 11,181,819.10, 16,772,728.65 and 7,150,740.70

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Solution

The fourth proportional to 11,181,819.10, 16,772,728.65 and 7,150,740.70 is: 10,726,111.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181,819.10 : 16,772,728.65 = 7,150,740.70 : x
  2. Step 2: Convert to fraction form
    11,181,819.10/16,772,728.65 = 7,150,740.70/x
  3. Step 3: Cross multiply
    11,181,819.10x = 16,772,728.65 × 7,150,740.70
  4. Step 4: Simplify right side
    11,181,819.10x = 119,937,433,407,611.06
  5. Step 5: Solve for x
    x = 119,937,433,407,611.06/11,181,819.10
  6. Step 6: Final answer
    x = 10,726,111.05

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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.