Home / 12,463,529.80-18,693,545.10-3,944,727.40

Finding the Fourth Proportional to 12,463,529.80, 18,693,545.10 and 3,944,727.40

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Solution

The fourth proportional to 12,463,529.80, 18,693,545.10 and 3,944,727.40 is: 5,916,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,529.80 : 18,693,545.10 = 3,944,727.40 : x
  2. Step 2: Convert to fraction form
    12,463,529.80/18,693,545.10 = 3,944,727.40/x
  3. Step 3: Cross multiply
    12,463,529.80x = 18,693,545.10 × 3,944,727.40
  4. Step 4: Simplify right side
    12,463,529.80x = 73,740,939,559,105.75
  5. Step 5: Solve for x
    x = 73,740,939,559,105.75/12,463,529.80
  6. Step 6: Final answer
    x = 5,916,537.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.