Home / 6,222,419.15-8,590,901.60-5,079,217.55

Finding the Fourth Proportional to 6,222,419.15, 8,590,901.60 and 5,079,217.55

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Solution

The fourth proportional to 6,222,419.15, 8,590,901.60 and 5,079,217.55 is: 7,012,555.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222,419.15 : 8,590,901.60 = 5,079,217.55 : x
  2. Step 2: Convert to fraction form
    6,222,419.15/8,590,901.60 = 5,079,217.55/x
  3. Step 3: Cross multiply
    6,222,419.15x = 8,590,901.60 × 5,079,217.55
  4. Step 4: Simplify right side
    6,222,419.15x = 43,635,058,177,043.08
  5. Step 5: Solve for x
    x = 43,635,058,177,043.08/6,222,419.15
  6. Step 6: Final answer
    x = 7,012,555.27

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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.