Home / 21,403,619.82-32,105,340.73-7,753,570.19

Finding the Fourth Proportional to 21,403,619.82, 32,105,340.73 and 7,753,570.19

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Solution

The fourth proportional to 21,403,619.82, 32,105,340.73 and 7,753,570.19 is: 11,630,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403,619.82 : 32,105,340.73 = 7,753,570.19 : x
  2. Step 2: Convert to fraction form
    21,403,619.82/32,105,340.73 = 7,753,570.19/x
  3. Step 3: Cross multiply
    21,403,619.82x = 32,105,340.73 × 7,753,570.19
  4. Step 4: Simplify right side
    21,403,619.82x = 248,931,012,793,481.12
  5. Step 5: Solve for x
    x = 248,931,012,793,481.12/21,403,619.82
  6. Step 6: Final answer
    x = 11,630,323.04

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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.