Home / 9,640,396.44-13,291,640.73-7,057,593.18

Finding the Fourth Proportional to 9,640,396.44, 13,291,640.73 and 7,057,593.18

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Solution

The fourth proportional to 9,640,396.44, 13,291,640.73 and 7,057,593.18 is: 9,730,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,396.44 : 13,291,640.73 = 7,057,593.18 : x
  2. Step 2: Convert to fraction form
    9,640,396.44/13,291,640.73 = 7,057,593.18/x
  3. Step 3: Cross multiply
    9,640,396.44x = 13,291,640.73 × 7,057,593.18
  4. Step 4: Simplify right side
    9,640,396.44x = 93,806,992,967,058.22
  5. Step 5: Solve for x
    x = 93,806,992,967,058.22/9,640,396.44
  6. Step 6: Final answer
    x = 9,730,615.70

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1.5x scale

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.