Home / 13,143,323.10-19,700,239.05-5,568,999.90

Finding the Fourth Proportional to 13,143,323.10, 19,700,239.05 and 5,568,999.90

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Solution

The fourth proportional to 13,143,323.10, 19,700,239.05 and 5,568,999.90 is: 8,347,251.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,143,323.10 : 19,700,239.05 = 5,568,999.90 : x
  2. Step 2: Convert to fraction form
    13,143,323.10/19,700,239.05 = 5,568,999.90/x
  3. Step 3: Cross multiply
    13,143,323.10x = 19,700,239.05 × 5,568,999.90
  4. Step 4: Simplify right side
    13,143,323.10x = 109,710,629,299,426.11
  5. Step 5: Solve for x
    x = 109,710,629,299,426.11/13,143,323.10
  6. Step 6: Final answer
    x = 8,347,251.94

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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.