Home / 21,505,534.80-32,258,302.20-14,693,067.60

Finding the Fourth Proportional to 21,505,534.80, 32,258,302.20 and 14,693,067.60

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Solution

The fourth proportional to 21,505,534.80, 32,258,302.20 and 14,693,067.60 is: 22,039,601.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,534.80 : 32,258,302.20 = 14,693,067.60 : x
  2. Step 2: Convert to fraction form
    21,505,534.80/32,258,302.20 = 14,693,067.60/x
  3. Step 3: Cross multiply
    21,505,534.80x = 32,258,302.20 × 14,693,067.60
  4. Step 4: Simplify right side
    21,505,534.80x = 473,973,414,885,828.69
  5. Step 5: Solve for x
    x = 473,973,414,885,828.69/21,505,534.80
  6. Step 6: Final answer
    x = 22,039,601.40

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Double scale
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Similar ratio
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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.