Home / 11,230,555.78-15,498,875.74-6,333,991.28

Finding the Fourth Proportional to 11,230,555.78, 15,498,875.74 and 6,333,991.28

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Solution

The fourth proportional to 11,230,555.78, 15,498,875.74 and 6,333,991.28 is: 8,741,307.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230,555.78 : 15,498,875.74 = 6,333,991.28 : x
  2. Step 2: Convert to fraction form
    11,230,555.78/15,498,875.74 = 6,333,991.28/x
  3. Step 3: Cross multiply
    11,230,555.78x = 15,498,875.74 × 6,333,991.28
  4. Step 4: Simplify right side
    11,230,555.78x = 98,169,743,786,963.55
  5. Step 5: Solve for x
    x = 98,169,743,786,963.55/11,230,555.78
  6. Step 6: Final answer
    x = 8,741,307.71

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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.