Home / 9,640,418.33-13,304,022.13-5,289,503.48

Finding the Fourth Proportional to 9,640,418.33, 13,304,022.13 and 5,289,503.48

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Solution

The fourth proportional to 9,640,418.33, 13,304,022.13 and 5,289,503.48 is: 7,299,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,418.33 : 13,304,022.13 = 5,289,503.48 : x
  2. Step 2: Convert to fraction form
    9,640,418.33/13,304,022.13 = 5,289,503.48/x
  3. Step 3: Cross multiply
    9,640,418.33x = 13,304,022.13 × 5,289,503.48
  4. Step 4: Simplify right side
    9,640,418.33x = 70,371,671,354,632.02
  5. Step 5: Solve for x
    x = 70,371,671,354,632.02/9,640,418.33
  6. Step 6: Final answer
    x = 7,299,649.14

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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.