Home / 22,251,585.12-30,703,679.94-12,960,684.24

Finding the Fourth Proportional to 22,251,585.12, 30,703,679.94 and 12,960,684.24

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Solution

The fourth proportional to 22,251,585.12, 30,703,679.94 and 12,960,684.24 is: 17,883,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,251,585.12 : 30,703,679.94 = 12,960,684.24 : x
  2. Step 2: Convert to fraction form
    22,251,585.12/30,703,679.94 = 12,960,684.24/x
  3. Step 3: Cross multiply
    22,251,585.12x = 30,703,679.94 × 12,960,684.24
  4. Step 4: Simplify right side
    22,251,585.12x = 397,940,700,708,362.19
  5. Step 5: Solve for x
    x = 397,940,700,708,362.19/22,251,585.12
  6. Step 6: Final answer
    x = 17,883,701.25

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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.