Home / 8,563,206.47-11,805,792.93-6,802,945.25

Finding the Fourth Proportional to 8,563,206.47, 11,805,792.93 and 6,802,945.25

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Solution

The fourth proportional to 8,563,206.47, 11,805,792.93 and 6,802,945.25 is: 9,378,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,563,206.47 : 11,805,792.93 = 6,802,945.25 : x
  2. Step 2: Convert to fraction form
    8,563,206.47/11,805,792.93 = 6,802,945.25/x
  3. Step 3: Cross multiply
    8,563,206.47x = 11,805,792.93 × 6,802,945.25
  4. Step 4: Simplify right side
    8,563,206.47x = 80,314,162,876,598.11
  5. Step 5: Solve for x
    x = 80,314,162,876,598.11/8,563,206.47
  6. Step 6: Final answer
    x = 9,378,982.42

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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.