Home / 6,467,488.92-9,698,417.11-1,855,457.66

Finding the Fourth Proportional to 6,467,488.92, 9,698,417.11 and 1,855,457.66

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Solution

The fourth proportional to 6,467,488.92, 9,698,417.11 and 1,855,457.66 is: 2,782,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,467,488.92 : 9,698,417.11 = 1,855,457.66 : x
  2. Step 2: Convert to fraction form
    6,467,488.92/9,698,417.11 = 1,855,457.66/x
  3. Step 3: Cross multiply
    6,467,488.92x = 9,698,417.11 × 1,855,457.66
  4. Step 4: Simplify right side
    6,467,488.92x = 17,995,002,316,624.56
  5. Step 5: Solve for x
    x = 17,995,002,316,624.56/6,467,488.92
  6. Step 6: Final answer
    x = 2,782,378.53

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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.