Home / 5,100,453.36-7,038,624.96-2,808,608.40

Finding the Fourth Proportional to 5,100,453.36, 7,038,624.96 and 2,808,608.40

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Solution

The fourth proportional to 5,100,453.36, 7,038,624.96 and 2,808,608.40 is: 3,875,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,453.36 : 7,038,624.96 = 2,808,608.40 : x
  2. Step 2: Convert to fraction form
    5,100,453.36/7,038,624.96 = 2,808,608.40/x
  3. Step 3: Cross multiply
    5,100,453.36x = 7,038,624.96 × 2,808,608.40
  4. Step 4: Simplify right side
    5,100,453.36x = 19,768,741,187,105.66
  5. Step 5: Solve for x
    x = 19,768,741,187,105.66/5,100,453.36
  6. Step 6: Final answer
    x = 3,875,879.22

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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.