Home / 22,602,991.95-31,191,268.91-12,289,723.65

Finding the Fourth Proportional to 22,602,991.95, 31,191,268.91 and 12,289,723.65

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Solution

The fourth proportional to 22,602,991.95, 31,191,268.91 and 12,289,723.65 is: 16,959,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,991.95 : 31,191,268.91 = 12,289,723.65 : x
  2. Step 2: Convert to fraction form
    22,602,991.95/31,191,268.91 = 12,289,723.65/x
  3. Step 3: Cross multiply
    22,602,991.95x = 31,191,268.91 × 12,289,723.65
  4. Step 4: Simplify right side
    22,602,991.95x = 383,332,075,135,288.12
  5. Step 5: Solve for x
    x = 383,332,075,135,288.12/22,602,991.95
  6. Step 6: Final answer
    x = 16,959,351.04

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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.