Home / 17,966,850.80-26,950,276.20-5,187,772.40

Finding the Fourth Proportional to 17,966,850.80, 26,950,276.20 and 5,187,772.40

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Solution

The fourth proportional to 17,966,850.80, 26,950,276.20 and 5,187,772.40 is: 7,781,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,966,850.80 : 26,950,276.20 = 5,187,772.40 : x
  2. Step 2: Convert to fraction form
    17,966,850.80/26,950,276.20 = 5,187,772.40/x
  3. Step 3: Cross multiply
    17,966,850.80x = 26,950,276.20 × 5,187,772.40
  4. Step 4: Simplify right side
    17,966,850.80x = 139,811,899,042,736.89
  5. Step 5: Solve for x
    x = 139,811,899,042,736.89/17,966,850.80
  6. Step 6: Final answer
    x = 7,781,658.60

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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.