Home / 10,002,783.57-13,803,855.38-5,419,104.95

Finding the Fourth Proportional to 10,002,783.57, 13,803,855.38 and 5,419,104.95

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Solution

The fourth proportional to 10,002,783.57, 13,803,855.38 and 5,419,104.95 is: 7,478,372.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002,783.57 : 13,803,855.38 = 5,419,104.95 : x
  2. Step 2: Convert to fraction form
    10,002,783.57/13,803,855.38 = 5,419,104.95/x
  3. Step 3: Cross multiply
    10,002,783.57x = 13,803,855.38 × 5,419,104.95
  4. Step 4: Simplify right side
    10,002,783.57x = 74,804,540,922,727.33
  5. Step 5: Solve for x
    x = 74,804,540,922,727.33/10,002,783.57
  6. Step 6: Final answer
    x = 7,478,372.43

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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.