Home / 16,821,038.87-23,213,042.98-9,086,081.25

Finding the Fourth Proportional to 16,821,038.87, 23,213,042.98 and 9,086,081.25

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Solution

The fourth proportional to 16,821,038.87, 23,213,042.98 and 9,086,081.25 is: 12,538,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821,038.87 : 23,213,042.98 = 9,086,081.25 : x
  2. Step 2: Convert to fraction form
    16,821,038.87/23,213,042.98 = 9,086,081.25/x
  3. Step 3: Cross multiply
    16,821,038.87x = 23,213,042.98 × 9,086,081.25
  4. Step 4: Simplify right side
    16,821,038.87x = 210,915,594,553,306.91
  5. Step 5: Solve for x
    x = 210,915,594,553,306.91/16,821,038.87
  6. Step 6: Final answer
    x = 12,538,797.17

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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.