Home / 14,472,021.30-21,693,747.15-8,085,333.30

Finding the Fourth Proportional to 14,472,021.30, 21,693,747.15 and 8,085,333.30

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Solution

The fourth proportional to 14,472,021.30, 21,693,747.15 and 8,085,333.30 is: 12,120,019.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472,021.30 : 21,693,747.15 = 8,085,333.30 : x
  2. Step 2: Convert to fraction form
    14,472,021.30/21,693,747.15 = 8,085,333.30/x
  3. Step 3: Cross multiply
    14,472,021.30x = 21,693,747.15 × 8,085,333.30
  4. Step 4: Simplify right side
    14,472,021.30x = 175,401,176,233,675.09
  5. Step 5: Solve for x
    x = 175,401,176,233,675.09/14,472,021.30
  6. Step 6: Final answer
    x = 12,120,019.21

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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.