Home / 12,645,148.37-17,450,727.89-7,749,425.00

Finding the Fourth Proportional to 12,645,148.37, 17,450,727.89 and 7,749,425.00

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Solution

The fourth proportional to 12,645,148.37, 17,450,727.89 and 7,749,425.00 is: 10,694,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,148.37 : 17,450,727.89 = 7,749,425.00 : x
  2. Step 2: Convert to fraction form
    12,645,148.37/17,450,727.89 = 7,749,425.00/x
  3. Step 3: Cross multiply
    12,645,148.37x = 17,450,727.89 × 7,749,425.00
  4. Step 4: Simplify right side
    12,645,148.37x = 135,233,106,983,842.97
  5. Step 5: Solve for x
    x = 135,233,106,983,842.97/12,645,148.37
  6. Step 6: Final answer
    x = 10,694,465.82

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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.