Home / 7,412,692.32-10,229,519.67-4,149,513.36

Finding the Fourth Proportional to 7,412,692.32, 10,229,519.67 and 4,149,513.36

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Solution

The fourth proportional to 7,412,692.32, 10,229,519.67 and 4,149,513.36 is: 5,726,330.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,412,692.32 : 10,229,519.67 = 4,149,513.36 : x
  2. Step 2: Convert to fraction form
    7,412,692.32/10,229,519.67 = 4,149,513.36/x
  3. Step 3: Cross multiply
    7,412,692.32x = 10,229,519.67 × 4,149,513.36
  4. Step 4: Simplify right side
    7,412,692.32x = 42,447,528,521,487.12
  5. Step 5: Solve for x
    x = 42,447,528,521,487.12/7,412,692.32
  6. Step 6: Final answer
    x = 5,726,330.82

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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.