Home / 22,142,007.67-30,555,983.72-12,352,451.81

Finding the Fourth Proportional to 22,142,007.67, 30,555,983.72 and 12,352,451.81

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Solution

The fourth proportional to 22,142,007.67, 30,555,983.72 and 12,352,451.81 is: 17,046,390.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,142,007.67 : 30,555,983.72 = 12,352,451.81 : x
  2. Step 2: Convert to fraction form
    22,142,007.67/30,555,983.72 = 12,352,451.81/x
  3. Step 3: Cross multiply
    22,142,007.67x = 30,555,983.72 × 12,352,451.81
  4. Step 4: Simplify right side
    22,142,007.67x = 377,441,316,217,063.19
  5. Step 5: Solve for x
    x = 377,441,316,217,063.19/22,142,007.67
  6. Step 6: Final answer
    x = 17,046,390.82

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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.