Home / 12,241,665.68-18,363,526.47-3,722,075.96

Finding the Fourth Proportional to 12,241,665.68, 18,363,526.47 and 3,722,075.96

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Solution

The fourth proportional to 12,241,665.68, 18,363,526.47 and 3,722,075.96 is: 5,583,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,665.68 : 18,363,526.47 = 3,722,075.96 : x
  2. Step 2: Convert to fraction form
    12,241,665.68/18,363,526.47 = 3,722,075.96/x
  3. Step 3: Cross multiply
    12,241,665.68x = 18,363,526.47 × 3,722,075.96
  4. Step 4: Simplify right side
    12,241,665.68x = 68,350,440,322,993.02
  5. Step 5: Solve for x
    x = 68,350,440,322,993.02/12,241,665.68
  6. Step 6: Final answer
    x = 5,583,426.48

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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.