Home / 21,888,060.20-32,832,090.30-11,810,364.20

Finding the Fourth Proportional to 21,888,060.20, 32,832,090.30 and 11,810,364.20

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Solution

The fourth proportional to 21,888,060.20, 32,832,090.30 and 11,810,364.20 is: 17,715,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,060.20 : 32,832,090.30 = 11,810,364.20 : x
  2. Step 2: Convert to fraction form
    21,888,060.20/32,832,090.30 = 11,810,364.20/x
  3. Step 3: Cross multiply
    21,888,060.20x = 32,832,090.30 × 11,810,364.20
  4. Step 4: Simplify right side
    21,888,060.20x = 387,758,943,890,287.25
  5. Step 5: Solve for x
    x = 387,758,943,890,287.25/21,888,060.20
  6. Step 6: Final answer
    x = 17,715,546.30

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1.5x scale

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.