Home / 12,249,855.09-18,373,382.96-3,275,106.93

Finding the Fourth Proportional to 12,249,855.09, 18,373,382.96 and 3,275,106.93

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Solution

The fourth proportional to 12,249,855.09, 18,373,382.96 and 3,275,106.93 is: 4,912,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,249,855.09 : 18,373,382.96 = 3,275,106.93 : x
  2. Step 2: Convert to fraction form
    12,249,855.09/18,373,382.96 = 3,275,106.93/x
  3. Step 3: Cross multiply
    12,249,855.09x = 18,373,382.96 × 3,275,106.93
  4. Step 4: Simplify right side
    12,249,855.09x = 60,174,793,843,464.38
  5. Step 5: Solve for x
    x = 60,174,793,843,464.38/12,249,855.09
  6. Step 6: Final answer
    x = 4,912,286.18

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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.