Home / 16,930,005.80-23,361,981.75-9,386,331.85

Finding the Fourth Proportional to 16,930,005.80, 23,361,981.75 and 9,386,331.85

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Solution

The fourth proportional to 16,930,005.80, 23,361,981.75 and 9,386,331.85 is: 12,952,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930,005.80 : 23,361,981.75 = 9,386,331.85 : x
  2. Step 2: Convert to fraction form
    16,930,005.80/23,361,981.75 = 9,386,331.85/x
  3. Step 3: Cross multiply
    16,930,005.80x = 23,361,981.75 × 9,386,331.85
  4. Step 4: Simplify right side
    16,930,005.80x = 219,283,313,390,876.62
  5. Step 5: Solve for x
    x = 219,283,313,390,876.62/16,930,005.80
  6. Step 6: Final answer
    x = 12,952,347.21

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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.