Home / 21,334,805.65-29,441,807.43-11,545,035.49

Finding the Fourth Proportional to 21,334,805.65, 29,441,807.43 and 11,545,035.49

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Solution

The fourth proportional to 21,334,805.65, 29,441,807.43 and 11,545,035.49 is: 15,932,027.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,334,805.65 : 29,441,807.43 = 11,545,035.49 : x
  2. Step 2: Convert to fraction form
    21,334,805.65/29,441,807.43 = 11,545,035.49/x
  3. Step 3: Cross multiply
    21,334,805.65x = 29,441,807.43 × 11,545,035.49
  4. Step 4: Simplify right side
    21,334,805.65x = 339,906,711,521,886.62
  5. Step 5: Solve for x
    x = 339,906,711,521,886.62/21,334,805.65
  6. Step 6: Final answer
    x = 15,932,027.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.