Home / 14,296,037.20-21,444,055.80-12,784,382.80

Finding the Fourth Proportional to 14,296,037.20, 21,444,055.80 and 12,784,382.80

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Solution

The fourth proportional to 14,296,037.20, 21,444,055.80 and 12,784,382.80 is: 19,176,574.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,296,037.20 : 21,444,055.80 = 12,784,382.80 : x
  2. Step 2: Convert to fraction form
    14,296,037.20/21,444,055.80 = 12,784,382.80/x
  3. Step 3: Cross multiply
    14,296,037.20x = 21,444,055.80 × 12,784,382.80
  4. Step 4: Simplify right side
    14,296,037.20x = 274,149,018,131,760.25
  5. Step 5: Solve for x
    x = 274,149,018,131,760.25/14,296,037.20
  6. Step 6: Final answer
    x = 19,176,574.20

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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.