Home / 13,891,064.39-20,837,383.90-4,307,805.35

Finding the Fourth Proportional to 13,891,064.39, 20,837,383.90 and 4,307,805.35

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Solution

The fourth proportional to 13,891,064.39, 20,837,383.90 and 4,307,805.35 is: 6,461,952.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,891,064.39 : 20,837,383.90 = 4,307,805.35 : x
  2. Step 2: Convert to fraction form
    13,891,064.39/20,837,383.90 = 4,307,805.35/x
  3. Step 3: Cross multiply
    13,891,064.39x = 20,837,383.90 × 4,307,805.35
  4. Step 4: Simplify right side
    13,891,064.39x = 89,763,393,844,423.84
  5. Step 5: Solve for x
    x = 89,763,393,844,423.84/13,891,064.39
  6. Step 6: Final answer
    x = 6,461,952.18

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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.