Home / 18,031,313.70-24,879,545.73-10,685,914.56

Finding the Fourth Proportional to 18,031,313.70, 24,879,545.73 and 10,685,914.56

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Solution

The fourth proportional to 18,031,313.70, 24,879,545.73 and 10,685,914.56 is: 14,744,388.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031,313.70 : 24,879,545.73 = 10,685,914.56 : x
  2. Step 2: Convert to fraction form
    18,031,313.70/24,879,545.73 = 10,685,914.56/x
  3. Step 3: Cross multiply
    18,031,313.70x = 24,879,545.73 × 10,685,914.56
  4. Step 4: Simplify right side
    18,031,313.70x = 265,860,699,962,392.84
  5. Step 5: Solve for x
    x = 265,860,699,962,392.84/18,031,313.70
  6. Step 6: Final answer
    x = 14,744,388.81

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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.