Home / 45,507,971.71-68,310,534.93-19,613,052.44

Finding the Fourth Proportional to 45,507,971.71, 68,310,534.93 and 19,613,052.44

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Solution

The fourth proportional to 45,507,971.71, 68,310,534.93 and 19,613,052.44 is: 29,440,514.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,507,971.71 : 68,310,534.93 = 19,613,052.44 : x
  2. Step 2: Convert to fraction form
    45,507,971.71/68,310,534.93 = 19,613,052.44/x
  3. Step 3: Cross multiply
    45,507,971.71x = 68,310,534.93 × 19,613,052.44
  4. Step 4: Simplify right side
    45,507,971.71x = 1,339,778,103,957,318.25
  5. Step 5: Solve for x
    x = 1,339,778,103,957,318.25/45,507,971.71
  6. Step 6: Final answer
    x = 29,440,514.57

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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.