Home / 13,066,203.96-19,601,922.14-7,317,113.36

Finding the Fourth Proportional to 13,066,203.96, 19,601,922.14 and 7,317,113.36

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Solution

The fourth proportional to 13,066,203.96, 19,601,922.14 and 7,317,113.36 is: 10,977,135.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066,203.96 : 19,601,922.14 = 7,317,113.36 : x
  2. Step 2: Convert to fraction form
    13,066,203.96/19,601,922.14 = 7,317,113.36/x
  3. Step 3: Cross multiply
    13,066,203.96x = 19,601,922.14 × 7,317,113.36
  4. Step 4: Simplify right side
    13,066,203.96x = 143,429,486,237,678.62
  5. Step 5: Solve for x
    x = 143,429,486,237,678.62/13,066,203.96
  6. Step 6: Final answer
    x = 10,977,135.11

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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.