Home / 13,607,898.75-18,778,891.97-7,496,327.25

Finding the Fourth Proportional to 13,607,898.75, 18,778,891.97 and 7,496,327.25

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Solution

The fourth proportional to 13,607,898.75, 18,778,891.97 and 7,496,327.25 is: 10,344,927.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,607,898.75 : 18,778,891.97 = 7,496,327.25 : x
  2. Step 2: Convert to fraction form
    13,607,898.75/18,778,891.97 = 7,496,327.25/x
  3. Step 3: Cross multiply
    13,607,898.75x = 18,778,891.97 × 7,496,327.25
  4. Step 4: Simplify right side
    13,607,898.75x = 140,772,719,618,258
  5. Step 5: Solve for x
    x = 140,772,719,618,258/13,607,898.75
  6. Step 6: Final answer
    x = 10,344,927.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.