Home / 21,460,971.82-32,191,466.44-5,287,238.02

Finding the Fourth Proportional to 21,460,971.82, 32,191,466.44 and 5,287,238.02

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Solution

The fourth proportional to 21,460,971.82, 32,191,466.44 and 5,287,238.02 is: 7,930,859.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,460,971.82 : 32,191,466.44 = 5,287,238.02 : x
  2. Step 2: Convert to fraction form
    21,460,971.82/32,191,466.44 = 5,287,238.02/x
  3. Step 3: Cross multiply
    21,460,971.82x = 32,191,466.44 × 5,287,238.02
  4. Step 4: Simplify right side
    21,460,971.82x = 170,203,945,281,122.03
  5. Step 5: Solve for x
    x = 170,203,945,281,122.03/21,460,971.82
  6. Step 6: Final answer
    x = 7,930,859.18

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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.