Home / 21,811,656.08-32,759,999.40-17,771,129.84

Finding the Fourth Proportional to 21,811,656.08, 32,759,999.40 and 17,771,129.84

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Solution

The fourth proportional to 21,811,656.08, 32,759,999.40 and 17,771,129.84 is: 26,691,334.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,811,656.08 : 32,759,999.40 = 17,771,129.84 : x
  2. Step 2: Convert to fraction form
    21,811,656.08/32,759,999.40 = 17,771,129.84/x
  3. Step 3: Cross multiply
    21,811,656.08x = 32,759,999.40 × 17,771,129.84
  4. Step 4: Simplify right side
    21,811,656.08x = 582,182,202,895,722.12
  5. Step 5: Solve for x
    x = 582,182,202,895,722.12/21,811,656.08
  6. Step 6: Final answer
    x = 26,691,334.25

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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.