Home / 13,555,208.99-20,333,467.43-4,457,105.16

Finding the Fourth Proportional to 13,555,208.99, 20,333,467.43 and 4,457,105.16

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Solution

The fourth proportional to 13,555,208.99, 20,333,467.43 and 4,457,105.16 is: 6,685,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,555,208.99 : 20,333,467.43 = 4,457,105.16 : x
  2. Step 2: Convert to fraction form
    13,555,208.99/20,333,467.43 = 4,457,105.16/x
  3. Step 3: Cross multiply
    13,555,208.99x = 20,333,467.43 × 4,457,105.16
  4. Step 4: Simplify right side
    13,555,208.99x = 90,628,402,521,123.06
  5. Step 5: Solve for x
    x = 90,628,402,521,123.06/13,555,208.99
  6. Step 6: Final answer
    x = 6,685,872.76

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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.