Home / 7,707,043.15-10,635,717.96-4,222,505.54

Finding the Fourth Proportional to 7,707,043.15, 10,635,717.96 and 4,222,505.54

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Solution

The fourth proportional to 7,707,043.15, 10,635,717.96 and 4,222,505.54 is: 5,827,056.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,707,043.15 : 10,635,717.96 = 4,222,505.54 : x
  2. Step 2: Convert to fraction form
    7,707,043.15/10,635,717.96 = 4,222,505.54/x
  3. Step 3: Cross multiply
    7,707,043.15x = 10,635,717.96 × 4,222,505.54
  4. Step 4: Simplify right side
    7,707,043.15x = 44,909,378,034,566.80
  5. Step 5: Solve for x
    x = 44,909,378,034,566.80/7,707,043.15
  6. Step 6: Final answer
    x = 5,827,056.78

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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.