Home / 16,001,698.68-22,082,411.52-8,659,532.16

Finding the Fourth Proportional to 16,001,698.68, 22,082,411.52 and 8,659,532.16

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Solution

The fourth proportional to 16,001,698.68, 22,082,411.52 and 8,659,532.16 is: 11,950,190.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001,698.68 : 22,082,411.52 = 8,659,532.16 : x
  2. Step 2: Convert to fraction form
    16,001,698.68/22,082,411.52 = 8,659,532.16/x
  3. Step 3: Cross multiply
    16,001,698.68x = 22,082,411.52 × 8,659,532.16
  4. Step 4: Simplify right side
    16,001,698.68x = 191,223,352,727,794.47
  5. Step 5: Solve for x
    x = 191,223,352,727,794.47/16,001,698.68
  6. Step 6: Final answer
    x = 11,950,190.82

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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.