Home / 7,245,597.12-9,999,152.70-3,982,664.22

Finding the Fourth Proportional to 7,245,597.12, 9,999,152.70 and 3,982,664.22

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Solution

The fourth proportional to 7,245,597.12, 9,999,152.70 and 3,982,664.22 is: 5,496,202.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,245,597.12 : 9,999,152.70 = 3,982,664.22 : x
  2. Step 2: Convert to fraction form
    7,245,597.12/9,999,152.70 = 3,982,664.22/x
  3. Step 3: Cross multiply
    7,245,597.12x = 9,999,152.70 × 3,982,664.22
  4. Step 4: Simplify right side
    7,245,597.12x = 39,823,267,688,606.39
  5. Step 5: Solve for x
    x = 39,823,267,688,606.39/7,245,597.12
  6. Step 6: Final answer
    x = 5,496,202.32

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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.