Home / 6,279,332.22-8,663,005.49-3,628,428.17

Finding the Fourth Proportional to 6,279,332.22, 8,663,005.49 and 3,628,428.17

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Solution

The fourth proportional to 6,279,332.22, 8,663,005.49 and 3,628,428.17 is: 5,005,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,279,332.22 : 8,663,005.49 = 3,628,428.17 : x
  2. Step 2: Convert to fraction form
    6,279,332.22/8,663,005.49 = 3,628,428.17/x
  3. Step 3: Cross multiply
    6,279,332.22x = 8,663,005.49 × 3,628,428.17
  4. Step 4: Simplify right side
    6,279,332.22x = 31,433,093,095,323.48
  5. Step 5: Solve for x
    x = 31,433,093,095,323.48/6,279,332.22
  6. Step 6: Final answer
    x = 5,005,801.89

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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.