Home / 13,010,973.92-19,517,418.48-3,426,284.96

Finding the Fourth Proportional to 13,010,973.92, 19,517,418.48 and 3,426,284.96

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Solution

The fourth proportional to 13,010,973.92, 19,517,418.48 and 3,426,284.96 is: 5,139,679.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,010,973.92 : 19,517,418.48 = 3,426,284.96 : x
  2. Step 2: Convert to fraction form
    13,010,973.92/19,517,418.48 = 3,426,284.96/x
  3. Step 3: Cross multiply
    13,010,973.92x = 19,517,418.48 × 3,426,284.96
  4. Step 4: Simplify right side
    13,010,973.92x = 66,872,237,396,050.06
  5. Step 5: Solve for x
    x = 66,872,237,396,050.06/13,010,973.92
  6. Step 6: Final answer
    x = 5,139,679.61

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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.