Home / 12,486,265.23-17,233,238.66-7,260,890.43

Finding the Fourth Proportional to 12,486,265.23, 17,233,238.66 and 7,260,890.43

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Solution

The fourth proportional to 12,486,265.23, 17,233,238.66 and 7,260,890.43 is: 10,021,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,486,265.23 : 17,233,238.66 = 7,260,890.43 : x
  2. Step 2: Convert to fraction form
    12,486,265.23/17,233,238.66 = 7,260,890.43/x
  3. Step 3: Cross multiply
    12,486,265.23x = 17,233,238.66 × 7,260,890.43
  4. Step 4: Simplify right side
    12,486,265.23x = 125,128,657,627,995.58
  5. Step 5: Solve for x
    x = 125,128,657,627,995.58/12,486,265.23
  6. Step 6: Final answer
    x = 10,021,303.83

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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.