Home / 21,253,366.98-29,333,593.53-12,085,462.98

Finding the Fourth Proportional to 21,253,366.98, 29,333,593.53 and 12,085,462.98

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Solution

The fourth proportional to 21,253,366.98, 29,333,593.53 and 12,085,462.98 is: 16,680,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,253,366.98 : 29,333,593.53 = 12,085,462.98 : x
  2. Step 2: Convert to fraction form
    21,253,366.98/29,333,593.53 = 12,085,462.98/x
  3. Step 3: Cross multiply
    21,253,366.98x = 29,333,593.53 × 12,085,462.98
  4. Step 4: Simplify right side
    21,253,366.98x = 354,510,058,677,182.56
  5. Step 5: Solve for x
    x = 354,510,058,677,182.56/21,253,366.98
  6. Step 6: Final answer
    x = 16,680,183.38

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1.5x scale

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.