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Finding the Fourth Proportional to 17,806,974.72, 26,696,775.78 and 9,046,050.72

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Solution

The fourth proportional to 17,806,974.72, 26,696,775.78 and 9,046,050.72 is: 13,562,123.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806,974.72 : 26,696,775.78 = 9,046,050.72 : x
  2. Step 2: Convert to fraction form
    17,806,974.72/26,696,775.78 = 9,046,050.72/x
  3. Step 3: Cross multiply
    17,806,974.72x = 26,696,775.78 × 9,046,050.72
  4. Step 4: Simplify right side
    17,806,974.72x = 241,500,387,766,347.59
  5. Step 5: Solve for x
    x = 241,500,387,766,347.59/17,806,974.72
  6. Step 6: Final answer
    x = 13,562,123.36

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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.