Home / 21,894,265.50-30,220,391.21-14,457,357.42

Finding the Fourth Proportional to 21,894,265.50, 30,220,391.21 and 14,457,357.42

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Solution

The fourth proportional to 21,894,265.50, 30,220,391.21 and 14,457,357.42 is: 19,955,316.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,894,265.50 : 30,220,391.21 = 14,457,357.42 : x
  2. Step 2: Convert to fraction form
    21,894,265.50/30,220,391.21 = 14,457,357.42/x
  3. Step 3: Cross multiply
    21,894,265.50x = 30,220,391.21 × 14,457,357.42
  4. Step 4: Simplify right side
    21,894,265.50x = 436,906,997,095,196.31
  5. Step 5: Solve for x
    x = 436,906,997,095,196.31/21,894,265.50
  6. Step 6: Final answer
    x = 19,955,316.48

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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.