Home / 22,230,810.17-30,677,857.90-12,308,134.21

Finding the Fourth Proportional to 22,230,810.17, 30,677,857.90 and 12,308,134.21

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Solution

The fourth proportional to 22,230,810.17, 30,677,857.90 and 12,308,134.21 is: 16,984,859.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230,810.17 : 30,677,857.90 = 12,308,134.21 : x
  2. Step 2: Convert to fraction form
    22,230,810.17/30,677,857.90 = 12,308,134.21/x
  3. Step 3: Cross multiply
    22,230,810.17x = 30,677,857.90 × 12,308,134.21
  4. Step 4: Simplify right side
    22,230,810.17x = 377,587,192,308,508.75
  5. Step 5: Solve for x
    x = 377,587,192,308,508.75/22,230,810.17
  6. Step 6: Final answer
    x = 16,984,859.72

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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.