Home / 12,296,270.36-18,450,788.72-5,015,071.87

Finding the Fourth Proportional to 12,296,270.36, 18,450,788.72 and 5,015,071.87

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Solution

The fourth proportional to 12,296,270.36, 18,450,788.72 and 5,015,071.87 is: 7,525,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,270.36 : 18,450,788.72 = 5,015,071.87 : x
  2. Step 2: Convert to fraction form
    12,296,270.36/18,450,788.72 = 5,015,071.87/x
  3. Step 3: Cross multiply
    12,296,270.36x = 18,450,788.72 × 5,015,071.87
  4. Step 4: Simplify right side
    12,296,270.36x = 92,532,031,417,782.97
  5. Step 5: Solve for x
    x = 92,532,031,417,782.97/12,296,270.36
  6. Step 6: Final answer
    x = 7,525,211.20

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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.