Home / 15,436,649.72-21,306,447.77-10,483,471.98

Finding the Fourth Proportional to 15,436,649.72, 21,306,447.77 and 10,483,471.98

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Solution

The fourth proportional to 15,436,649.72, 21,306,447.77 and 10,483,471.98 is: 14,469,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436,649.72 : 21,306,447.77 = 10,483,471.98 : x
  2. Step 2: Convert to fraction form
    15,436,649.72/21,306,447.77 = 10,483,471.98/x
  3. Step 3: Cross multiply
    15,436,649.72x = 21,306,447.77 × 10,483,471.98
  4. Step 4: Simplify right side
    15,436,649.72x = 223,365,548,137,711.12
  5. Step 5: Solve for x
    x = 223,365,548,137,711.12/15,436,649.72
  6. Step 6: Final answer
    x = 14,469,820.34

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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.