Home / 13,702,014.36-18,908,519.58-7,590,493.08

Finding the Fourth Proportional to 13,702,014.36, 18,908,519.58 and 7,590,493.08

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Solution

The fourth proportional to 13,702,014.36, 18,908,519.58 and 7,590,493.08 is: 10,474,736.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,014.36 : 18,908,519.58 = 7,590,493.08 : x
  2. Step 2: Convert to fraction form
    13,702,014.36/18,908,519.58 = 7,590,493.08/x
  3. Step 3: Cross multiply
    13,702,014.36x = 18,908,519.58 × 7,590,493.08
  4. Step 4: Simplify right side
    13,702,014.36x = 143,524,987,025,034.50
  5. Step 5: Solve for x
    x = 143,524,987,025,034.50/13,702,014.36
  6. Step 6: Final answer
    x = 10,474,736.29

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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.