Home / 22,065,234.78-30,450,304.23-12,143,259.84

Finding the Fourth Proportional to 22,065,234.78, 30,450,304.23 and 12,143,259.84

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Solution

The fourth proportional to 22,065,234.78, 30,450,304.23 and 12,143,259.84 is: 16,757,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,065,234.78 : 30,450,304.23 = 12,143,259.84 : x
  2. Step 2: Convert to fraction form
    22,065,234.78/30,450,304.23 = 12,143,259.84/x
  3. Step 3: Cross multiply
    22,065,234.78x = 30,450,304.23 × 12,143,259.84
  4. Step 4: Simplify right side
    22,065,234.78x = 369,765,956,471,941.12
  5. Step 5: Solve for x
    x = 369,765,956,471,941.12/22,065,234.78
  6. Step 6: Final answer
    x = 16,757,852.80

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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.