Home / 21,538,848.96-32,260,805.82-17,803,459.44

Finding the Fourth Proportional to 21,538,848.96, 32,260,805.82 and 17,803,459.44

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Solution

The fourth proportional to 21,538,848.96, 32,260,805.82 and 17,803,459.44 is: 26,665,953.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,538,848.96 : 32,260,805.82 = 17,803,459.44 : x
  2. Step 2: Convert to fraction form
    21,538,848.96/32,260,805.82 = 17,803,459.44/x
  3. Step 3: Cross multiply
    21,538,848.96x = 32,260,805.82 × 17,803,459.44
  4. Step 4: Simplify right side
    21,538,848.96x = 574,353,947,918,086
  5. Step 5: Solve for x
    x = 574,353,947,918,086/21,538,848.96
  6. Step 6: Final answer
    x = 26,665,953.64

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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.