Home / 15,712,481.25-21,693,185.91-10,759,210.56

Finding the Fourth Proportional to 15,712,481.25, 21,693,185.91 and 10,759,210.56

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Solution

The fourth proportional to 15,712,481.25, 21,693,185.91 and 10,759,210.56 is: 14,854,531.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,712,481.25 : 21,693,185.91 = 10,759,210.56 : x
  2. Step 2: Convert to fraction form
    15,712,481.25/21,693,185.91 = 10,759,210.56/x
  3. Step 3: Cross multiply
    15,712,481.25x = 21,693,185.91 × 10,759,210.56
  4. Step 4: Simplify right side
    15,712,481.25x = 233,401,554,922,915.22
  5. Step 5: Solve for x
    x = 233,401,554,922,915.22/15,712,481.25
  6. Step 6: Final answer
    x = 14,854,531.96

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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.