Home / 9,131,918.26-12,602,756.37-5,057,916.34

Finding the Fourth Proportional to 9,131,918.26, 12,602,756.37 and 5,057,916.34

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Solution

The fourth proportional to 9,131,918.26, 12,602,756.37 and 5,057,916.34 is: 6,980,317.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,918.26 : 12,602,756.37 = 5,057,916.34 : x
  2. Step 2: Convert to fraction form
    9,131,918.26/12,602,756.37 = 5,057,916.34/x
  3. Step 3: Cross multiply
    9,131,918.26x = 12,602,756.37 × 5,057,916.34
  4. Step 4: Simplify right side
    9,131,918.26x = 63,743,687,372,862.08
  5. Step 5: Solve for x
    x = 63,743,687,372,862.08/9,131,918.26
  6. Step 6: Final answer
    x = 6,980,317.34

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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.