Home / 21,546,359.79-32,334,178.91-8,769,189.54

Finding the Fourth Proportional to 21,546,359.79, 32,334,178.91 and 8,769,189.54

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Solution

The fourth proportional to 21,546,359.79, 32,334,178.91 and 8,769,189.54 is: 13,159,742.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,546,359.79 : 32,334,178.91 = 8,769,189.54 : x
  2. Step 2: Convert to fraction form
    21,546,359.79/32,334,178.91 = 8,769,189.54/x
  3. Step 3: Cross multiply
    21,546,359.79x = 32,334,178.91 × 8,769,189.54
  4. Step 4: Simplify right side
    21,546,359.79x = 283,544,543,438,214.62
  5. Step 5: Solve for x
    x = 283,544,543,438,214.62/21,546,359.79
  6. Step 6: Final answer
    x = 13,159,742.35

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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.