Home / 5,299,967.70-7,312,092.78-3,465,499.80

Finding the Fourth Proportional to 5,299,967.70, 7,312,092.78 and 3,465,499.80

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Solution

The fourth proportional to 5,299,967.70, 7,312,092.78 and 3,465,499.80 is: 4,781,171.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299,967.70 : 7,312,092.78 = 3,465,499.80 : x
  2. Step 2: Convert to fraction form
    5,299,967.70/7,312,092.78 = 3,465,499.80/x
  3. Step 3: Cross multiply
    5,299,967.70x = 7,312,092.78 × 3,465,499.80
  4. Step 4: Simplify right side
    5,299,967.70x = 25,340,056,066,671.45
  5. Step 5: Solve for x
    x = 25,340,056,066,671.45/5,299,967.70
  6. Step 6: Final answer
    x = 4,781,171.79

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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.