Home / 33,220,180.80-49,830,271.20-11,679,105.60

Finding the Fourth Proportional to 33,220,180.80, 49,830,271.20 and 11,679,105.60

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Solution

The fourth proportional to 33,220,180.80, 49,830,271.20 and 11,679,105.60 is: 17,518,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220,180.80 : 49,830,271.20 = 11,679,105.60 : x
  2. Step 2: Convert to fraction form
    33,220,180.80/49,830,271.20 = 11,679,105.60/x
  3. Step 3: Cross multiply
    33,220,180.80x = 49,830,271.20 × 11,679,105.60
  4. Step 4: Simplify right side
    33,220,180.80x = 581,972,999,421,438.75
  5. Step 5: Solve for x
    x = 581,972,999,421,438.75/33,220,180.80
  6. Step 6: Final answer
    x = 17,518,658.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.