Home / 8,422,747.90-11,623,392.09-4,555,269.04

Finding the Fourth Proportional to 8,422,747.90, 11,623,392.09 and 4,555,269.04

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Solution

The fourth proportional to 8,422,747.90, 11,623,392.09 and 4,555,269.04 is: 6,286,271.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,747.90 : 11,623,392.09 = 4,555,269.04 : x
  2. Step 2: Convert to fraction form
    8,422,747.90/11,623,392.09 = 4,555,269.04/x
  3. Step 3: Cross multiply
    8,422,747.90x = 11,623,392.09 × 4,555,269.04
  4. Step 4: Simplify right side
    8,422,747.90x = 52,947,678,127,357.89
  5. Step 5: Solve for x
    x = 52,947,678,127,357.89/8,422,747.90
  6. Step 6: Final answer
    x = 6,286,271.27

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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.