Home / 21,505,634.56-32,258,452.02-12,523,888

Finding the Fourth Proportional to 21,505,634.56, 32,258,452.02 and 12,523,888

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Solution

The fourth proportional to 21,505,634.56, 32,258,452.02 and 12,523,888 is: 18,785,832.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,634.56 : 32,258,452.02 = 12,523,888 : x
  2. Step 2: Convert to fraction form
    21,505,634.56/32,258,452.02 = 12,523,888/x
  3. Step 3: Cross multiply
    21,505,634.56x = 32,258,452.02 × 12,523,888
  4. Step 4: Simplify right side
    21,505,634.56x = 404,001,240,151,853.75
  5. Step 5: Solve for x
    x = 404,001,240,151,853.75/21,505,634.56
  6. Step 6: Final answer
    x = 18,785,832.10

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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.