Home / 7,216,605.20-9,958,914.60-4,315,996.01

Finding the Fourth Proportional to 7,216,605.20, 9,958,914.60 and 4,315,996.01

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Solution

The fourth proportional to 7,216,605.20, 9,958,914.60 and 4,315,996.01 is: 5,956,074.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,605.20 : 9,958,914.60 = 4,315,996.01 : x
  2. Step 2: Convert to fraction form
    7,216,605.20/9,958,914.60 = 4,315,996.01/x
  3. Step 3: Cross multiply
    7,216,605.20x = 9,958,914.60 × 4,315,996.01
  4. Step 4: Simplify right side
    7,216,605.20x = 42,982,635,627,736.17
  5. Step 5: Solve for x
    x = 42,982,635,627,736.17/7,216,605.20
  6. Step 6: Final answer
    x = 5,956,074.15

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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.