Home / 22,771,453.95-31,424,960.79-12,458,349.27

Finding the Fourth Proportional to 22,771,453.95, 31,424,960.79 and 12,458,349.27

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Solution

The fourth proportional to 22,771,453.95, 31,424,960.79 and 12,458,349.27 is: 17,192,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,771,453.95 : 31,424,960.79 = 12,458,349.27 : x
  2. Step 2: Convert to fraction form
    22,771,453.95/31,424,960.79 = 12,458,349.27/x
  3. Step 3: Cross multiply
    22,771,453.95x = 31,424,960.79 × 12,458,349.27
  4. Step 4: Simplify right side
    22,771,453.95x = 391,503,137,317,875.12
  5. Step 5: Solve for x
    x = 391,503,137,317,875.12/22,771,453.95
  6. Step 6: Final answer
    x = 17,192,715.85

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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.