Home / 12,217,955.04-16,859,794.68-7,061,650.56

Finding the Fourth Proportional to 12,217,955.04, 16,859,794.68 and 7,061,650.56

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Solution

The fourth proportional to 12,217,955.04, 16,859,794.68 and 7,061,650.56 is: 9,744,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,217,955.04 : 16,859,794.68 = 7,061,650.56 : x
  2. Step 2: Convert to fraction form
    12,217,955.04/16,859,794.68 = 7,061,650.56/x
  3. Step 3: Cross multiply
    12,217,955.04x = 16,859,794.68 × 7,061,650.56
  4. Step 4: Simplify right side
    12,217,955.04x = 119,057,978,543,507.02
  5. Step 5: Solve for x
    x = 119,057,978,543,507.02/12,217,955.04
  6. Step 6: Final answer
    x = 9,744,509.47

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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.