Home / 12,217,894.28-16,859,710.84-7,061,589.80

Finding the Fourth Proportional to 12,217,894.28, 16,859,710.84 and 7,061,589.80

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Solution

The fourth proportional to 12,217,894.28, 16,859,710.84 and 7,061,589.80 is: 9,744,425.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,894.28 : 16,859,710.84 = 7,061,589.80 : x
  2. Step 2: Convert to fraction form
    12,217,894.28/16,859,710.84 = 7,061,589.80/x
  3. Step 3: Cross multiply
    12,217,894.28x = 16,859,710.84 × 7,061,589.80
  4. Step 4: Simplify right side
    12,217,894.28x = 119,056,362,098,693.42
  5. Step 5: Solve for x
    x = 119,056,362,098,693.42/12,217,894.28
  6. Step 6: Final answer
    x = 9,744,425.62

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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.