Home / 12,703,820.49-17,531,243.10-6,902,625.60

Finding the Fourth Proportional to 12,703,820.49, 17,531,243.10 and 6,902,625.60

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Solution

The fourth proportional to 12,703,820.49, 17,531,243.10 and 6,902,625.60 is: 9,525,607.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,820.49 : 17,531,243.10 = 6,902,625.60 : x
  2. Step 2: Convert to fraction form
    12,703,820.49/17,531,243.10 = 6,902,625.60/x
  3. Step 3: Cross multiply
    12,703,820.49x = 17,531,243.10 × 6,902,625.60
  4. Step 4: Simplify right side
    12,703,820.49x = 121,011,607,421,883.36
  5. Step 5: Solve for x
    x = 121,011,607,421,883.36/12,703,820.49
  6. Step 6: Final answer
    x = 9,525,607.48

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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.