Home / 21,727,233.60-32,590,850.40-11,478,076.80

Finding the Fourth Proportional to 21,727,233.60, 32,590,850.40 and 11,478,076.80

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Solution

The fourth proportional to 21,727,233.60, 32,590,850.40 and 11,478,076.80 is: 17,217,115.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727,233.60 : 32,590,850.40 = 11,478,076.80 : x
  2. Step 2: Convert to fraction form
    21,727,233.60/32,590,850.40 = 11,478,076.80/x
  3. Step 3: Cross multiply
    21,727,233.60x = 32,590,850.40 × 11,478,076.80
  4. Step 4: Simplify right side
    21,727,233.60x = 374,080,283,868,510.75
  5. Step 5: Solve for x
    x = 374,080,283,868,510.75/21,727,233.60
  6. Step 6: Final answer
    x = 17,217,115.20

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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.