Home / 13,675,919.64-20,513,309.22-3,578,317.08

Finding the Fourth Proportional to 13,675,919.64, 20,513,309.22 and 3,578,317.08

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Solution

The fourth proportional to 13,675,919.64, 20,513,309.22 and 3,578,317.08 is: 5,367,326.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,675,919.64 : 20,513,309.22 = 3,578,317.08 : x
  2. Step 2: Convert to fraction form
    13,675,919.64/20,513,309.22 = 3,578,317.08/x
  3. Step 3: Cross multiply
    13,675,919.64x = 20,513,309.22 × 3,578,317.08
  4. Step 4: Simplify right side
    13,675,919.64x = 73,403,124,749,247.47
  5. Step 5: Solve for x
    x = 73,403,124,749,247.47/13,675,919.64
  6. Step 6: Final answer
    x = 5,367,326.42

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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.