Home / 13,488,292.40-20,239,081.74-6,298,781.40

Finding the Fourth Proportional to 13,488,292.40, 20,239,081.74 and 6,298,781.40

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Solution

The fourth proportional to 13,488,292.40, 20,239,081.74 and 6,298,781.40 is: 9,451,274.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,292.40 : 20,239,081.74 = 6,298,781.40 : x
  2. Step 2: Convert to fraction form
    13,488,292.40/20,239,081.74 = 6,298,781.40/x
  3. Step 3: Cross multiply
    13,488,292.40x = 20,239,081.74 × 6,298,781.40
  4. Step 4: Simplify right side
    13,488,292.40x = 127,481,551,616,991.64
  5. Step 5: Solve for x
    x = 127,481,551,616,991.64/13,488,292.40
  6. Step 6: Final answer
    x = 9,451,274.33

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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.