Home / 13,291,095.86-19,936,643.80-3,193,716.86

Finding the Fourth Proportional to 13,291,095.86, 19,936,643.80 and 3,193,716.86

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Solution

The fourth proportional to 13,291,095.86, 19,936,643.80 and 3,193,716.86 is: 4,790,575.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,291,095.86 : 19,936,643.80 = 3,193,716.86 : x
  2. Step 2: Convert to fraction form
    13,291,095.86/19,936,643.80 = 3,193,716.86/x
  3. Step 3: Cross multiply
    13,291,095.86x = 19,936,643.80 × 3,193,716.86
  4. Step 4: Simplify right side
    13,291,095.86x = 63,671,995,435,874.47
  5. Step 5: Solve for x
    x = 63,671,995,435,874.47/13,291,095.86
  6. Step 6: Final answer
    x = 4,790,575.29

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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.