Home / 12,288,516.35-16,957,996.45-7,061,462.01

Finding the Fourth Proportional to 12,288,516.35, 16,957,996.45 and 7,061,462.01

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Solution

The fourth proportional to 12,288,516.35, 16,957,996.45 and 7,061,462.01 is: 9,744,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,288,516.35 : 16,957,996.45 = 7,061,462.01 : x
  2. Step 2: Convert to fraction form
    12,288,516.35/16,957,996.45 = 7,061,462.01/x
  3. Step 3: Cross multiply
    12,288,516.35x = 16,957,996.45 × 7,061,462.01
  4. Step 4: Simplify right side
    12,288,516.35x = 119,748,247,679,736.22
  5. Step 5: Solve for x
    x = 119,748,247,679,736.22/12,288,516.35
  6. Step 6: Final answer
    x = 9,744,727.87

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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.