Home / 21,352,008.06-32,021,388.05-7,703,380.17

Finding the Fourth Proportional to 21,352,008.06, 32,021,388.05 and 7,703,380.17

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Solution

The fourth proportional to 21,352,008.06, 32,021,388.05 and 7,703,380.17 is: 11,552,680.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,008.06 : 32,021,388.05 = 7,703,380.17 : x
  2. Step 2: Convert to fraction form
    21,352,008.06/32,021,388.05 = 7,703,380.17/x
  3. Step 3: Cross multiply
    21,352,008.06x = 32,021,388.05 × 7,703,380.17
  4. Step 4: Simplify right side
    21,352,008.06x = 246,672,925,681,728.09
  5. Step 5: Solve for x
    x = 246,672,925,681,728.09/21,352,008.06
  6. Step 6: Final answer
    x = 11,552,680.43

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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.