Home / 22,251,584.12-30,703,678.56-12,960,683.24

Finding the Fourth Proportional to 22,251,584.12, 30,703,678.56 and 12,960,683.24

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Solution

The fourth proportional to 22,251,584.12, 30,703,678.56 and 12,960,683.24 is: 17,883,699.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251,584.12 : 30,703,678.56 = 12,960,683.24 : x
  2. Step 2: Convert to fraction form
    22,251,584.12/30,703,678.56 = 12,960,683.24/x
  3. Step 3: Cross multiply
    22,251,584.12x = 30,703,678.56 × 12,960,683.24
  4. Step 4: Simplify right side
    22,251,584.12x = 397,940,652,118,939.31
  5. Step 5: Solve for x
    x = 397,940,652,118,939.31/22,251,584.12
  6. Step 6: Final answer
    x = 17,883,699.87

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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.