Home / 16,450,542.30-22,694,601.30-9,920,543.03

Finding the Fourth Proportional to 16,450,542.30, 22,694,601.30 and 9,920,543.03

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Solution

The fourth proportional to 16,450,542.30, 22,694,601.30 and 9,920,543.03 is: 13,686,039.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,450,542.30 : 22,694,601.30 = 9,920,543.03 : x
  2. Step 2: Convert to fraction form
    16,450,542.30/22,694,601.30 = 9,920,543.03/x
  3. Step 3: Cross multiply
    16,450,542.30x = 22,694,601.30 × 9,920,543.03
  4. Step 4: Simplify right side
    16,450,542.30x = 225,142,768,631,870.94
  5. Step 5: Solve for x
    x = 225,142,768,631,870.94/16,450,542.30
  6. Step 6: Final answer
    x = 13,686,039.31

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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.