Home / 12,079,692.14-18,117,198.75-4,693,727.01

Finding the Fourth Proportional to 12,079,692.14, 18,117,198.75 and 4,693,727.01

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Solution

The fourth proportional to 12,079,692.14, 18,117,198.75 and 4,693,727.01 is: 7,039,681.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,079,692.14 : 18,117,198.75 = 4,693,727.01 : x
  2. Step 2: Convert to fraction form
    12,079,692.14/18,117,198.75 = 4,693,727.01/x
  3. Step 3: Cross multiply
    12,079,692.14x = 18,117,198.75 × 4,693,727.01
  4. Step 4: Simplify right side
    12,079,692.14x = 85,037,185,203,954.20
  5. Step 5: Solve for x
    x = 85,037,185,203,954.20/12,079,692.14
  6. Step 6: Final answer
    x = 7,039,681.50

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1.5x scale

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.