Home / 16,382,983.50-22,608,526.97-9,139,639.50

Finding the Fourth Proportional to 16,382,983.50, 22,608,526.97 and 9,139,639.50

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Solution

The fourth proportional to 16,382,983.50, 22,608,526.97 and 9,139,639.50 is: 12,612,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,382,983.50 : 22,608,526.97 = 9,139,639.50 : x
  2. Step 2: Convert to fraction form
    16,382,983.50/22,608,526.97 = 9,139,639.50/x
  3. Step 3: Cross multiply
    16,382,983.50x = 22,608,526.97 × 9,139,639.50
  4. Step 4: Simplify right side
    16,382,983.50x = 206,633,786,131,827.31
  5. Step 5: Solve for x
    x = 206,633,786,131,827.31/16,382,983.50
  6. Step 6: Final answer
    x = 12,612,707.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.