Home / 22,602,759.75-31,191,588.54-12,289,482.81

Finding the Fourth Proportional to 22,602,759.75, 31,191,588.54 and 12,289,482.81

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Solution

The fourth proportional to 22,602,759.75, 31,191,588.54 and 12,289,482.81 is: 16,959,366.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,602,759.75 : 31,191,588.54 = 12,289,482.81 : x
  2. Step 2: Convert to fraction form
    22,602,759.75/31,191,588.54 = 12,289,482.81/x
  3. Step 3: Cross multiply
    22,602,759.75x = 31,191,588.54 × 12,289,482.81
  4. Step 4: Simplify right side
    22,602,759.75x = 383,328,491,178,923
  5. Step 5: Solve for x
    x = 383,328,491,178,923/22,602,759.75
  6. Step 6: Final answer
    x = 16,959,366.71

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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.