Home / 14,031,200.80-21,004,810.80-12,519,546.40

Finding the Fourth Proportional to 14,031,200.80, 21,004,810.80 and 12,519,546.40

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Solution

The fourth proportional to 14,031,200.80, 21,004,810.80 and 12,519,546.40 is: 18,741,853.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031,200.80 : 21,004,810.80 = 12,519,546.40 : x
  2. Step 2: Convert to fraction form
    14,031,200.80/21,004,810.80 = 12,519,546.40/x
  3. Step 3: Cross multiply
    14,031,200.80x = 21,004,810.80 × 12,519,546.40
  4. Step 4: Simplify right side
    14,031,200.80x = 262,970,703,433,821.12
  5. Step 5: Solve for x
    x = 262,970,703,433,821.12/14,031,200.80
  6. Step 6: Final answer
    x = 18,741,853.04

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1.5x scale

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.