Home / 19,115,342.89-26,379,221.40-10,413,578.90

Finding the Fourth Proportional to 19,115,342.89, 26,379,221.40 and 10,413,578.90

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Solution

The fourth proportional to 19,115,342.89, 26,379,221.40 and 10,413,578.90 is: 14,370,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,115,342.89 : 26,379,221.40 = 10,413,578.90 : x
  2. Step 2: Convert to fraction form
    19,115,342.89/26,379,221.40 = 10,413,578.90/x
  3. Step 3: Cross multiply
    19,115,342.89x = 26,379,221.40 × 10,413,578.90
  4. Step 4: Simplify right side
    19,115,342.89x = 274,702,103,435,416.50
  5. Step 5: Solve for x
    x = 274,702,103,435,416.50/19,115,342.89
  6. Step 6: Final answer
    x = 14,370,765.15

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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.