Home / 21,759,617.60-32,642,536.80-7,383,348.80

Finding the Fourth Proportional to 21,759,617.60, 32,642,536.80 and 7,383,348.80

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Solution

The fourth proportional to 21,759,617.60, 32,642,536.80 and 7,383,348.80 is: 11,076,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,759,617.60 : 32,642,536.80 = 7,383,348.80 : x
  2. Step 2: Convert to fraction form
    21,759,617.60/32,642,536.80 = 7,383,348.80/x
  3. Step 3: Cross multiply
    21,759,617.60x = 32,642,536.80 × 7,383,348.80
  4. Step 4: Simplify right side
    21,759,617.60x = 241,011,234,911,235.84
  5. Step 5: Solve for x
    x = 241,011,234,911,235.84/21,759,617.60
  6. Step 6: Final answer
    x = 11,076,078.60

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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.