Home / 12,904,708.69-17,808,497.75-7,024,365.30

Finding the Fourth Proportional to 12,904,708.69, 17,808,497.75 and 7,024,365.30

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Solution

The fourth proportional to 12,904,708.69, 17,808,497.75 and 7,024,365.30 is: 9,693,623.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904,708.69 : 17,808,497.75 = 7,024,365.30 : x
  2. Step 2: Convert to fraction form
    12,904,708.69/17,808,497.75 = 7,024,365.30/x
  3. Step 3: Cross multiply
    12,904,708.69x = 17,808,497.75 × 7,024,365.30
  4. Step 4: Simplify right side
    12,904,708.69x = 125,093,393,640,228.08
  5. Step 5: Solve for x
    x = 125,093,393,640,228.08/12,904,708.69
  6. Step 6: Final answer
    x = 9,693,623.98

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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.