Home / 14,180,416.80-21,270,625.20-7,005,963.30

Finding the Fourth Proportional to 14,180,416.80, 21,270,625.20 and 7,005,963.30

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Solution

The fourth proportional to 14,180,416.80, 21,270,625.20 and 7,005,963.30 is: 10,508,944.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180,416.80 : 21,270,625.20 = 7,005,963.30 : x
  2. Step 2: Convert to fraction form
    14,180,416.80/21,270,625.20 = 7,005,963.30/x
  3. Step 3: Cross multiply
    14,180,416.80x = 21,270,625.20 × 7,005,963.30
  4. Step 4: Simplify right side
    14,180,416.80x = 149,021,219,519,255.16
  5. Step 5: Solve for x
    x = 149,021,219,519,255.16/14,180,416.80
  6. Step 6: Final answer
    x = 10,508,944.95

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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.