Home / 15,441,073.17-21,291,207.80-9,851,839.29

Finding the Fourth Proportional to 15,441,073.17, 21,291,207.80 and 9,851,839.29

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Solution

The fourth proportional to 15,441,073.17, 21,291,207.80 and 9,851,839.29 is: 13,584,389.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441,073.17 : 21,291,207.80 = 9,851,839.29 : x
  2. Step 2: Convert to fraction form
    15,441,073.17/21,291,207.80 = 9,851,839.29/x
  3. Step 3: Cross multiply
    15,441,073.17x = 21,291,207.80 × 9,851,839.29
  4. Step 4: Simplify right side
    15,441,073.17x = 209,757,557,486,335.25
  5. Step 5: Solve for x
    x = 209,757,557,486,335.25/15,441,073.17
  6. Step 6: Final answer
    x = 13,584,389.84

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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.