Home / 7,168,691.97-10,748,623.46-3,520,782.45

Finding the Fourth Proportional to 7,168,691.97, 10,748,623.46 and 3,520,782.45

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Solution

The fourth proportional to 7,168,691.97, 10,748,623.46 and 3,520,782.45 is: 5,279,005.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,168,691.97 : 10,748,623.46 = 3,520,782.45 : x
  2. Step 2: Convert to fraction form
    7,168,691.97/10,748,623.46 = 3,520,782.45/x
  3. Step 3: Cross multiply
    7,168,691.97x = 10,748,623.46 × 3,520,782.45
  4. Step 4: Simplify right side
    7,168,691.97x = 37,843,564,822,022.37
  5. Step 5: Solve for x
    x = 37,843,564,822,022.37/7,168,691.97
  6. Step 6: Final answer
    x = 5,279,005.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.