Home / 14,520,043.80-21,780,065.70-12,252,562.20

Finding the Fourth Proportional to 14,520,043.80, 21,780,065.70 and 12,252,562.20

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Solution

The fourth proportional to 14,520,043.80, 21,780,065.70 and 12,252,562.20 is: 18,378,843.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,043.80 : 21,780,065.70 = 12,252,562.20 : x
  2. Step 2: Convert to fraction form
    14,520,043.80/21,780,065.70 = 12,252,562.20/x
  3. Step 3: Cross multiply
    14,520,043.80x = 21,780,065.70 × 12,252,562.20
  4. Step 4: Simplify right side
    14,520,043.80x = 266,861,609,709,336.50
  5. Step 5: Solve for x
    x = 266,861,609,709,336.50/14,520,043.80
  6. Step 6: Final answer
    x = 18,378,843.30

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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.