Home / 12,845,816.83-17,725,593.99-7,339,548.31

Finding the Fourth Proportional to 12,845,816.83, 17,725,593.99 and 7,339,548.31

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Solution

The fourth proportional to 12,845,816.83, 17,725,593.99 and 7,339,548.31 is: 10,127,643.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,845,816.83 : 17,725,593.99 = 7,339,548.31 : x
  2. Step 2: Convert to fraction form
    12,845,816.83/17,725,593.99 = 7,339,548.31/x
  3. Step 3: Cross multiply
    12,845,816.83x = 17,725,593.99 × 7,339,548.31
  4. Step 4: Simplify right side
    12,845,816.83x = 130,097,853,396,259.97
  5. Step 5: Solve for x
    x = 130,097,853,396,259.97/12,845,816.83
  6. Step 6: Final answer
    x = 10,127,643.50

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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.