Home / 7,020,600.48-10,531,308.96-1,972,304.64

Finding the Fourth Proportional to 7,020,600.48, 10,531,308.96 and 1,972,304.64

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Solution

The fourth proportional to 7,020,600.48, 10,531,308.96 and 1,972,304.64 is: 2,958,571.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,600.48 : 10,531,308.96 = 1,972,304.64 : x
  2. Step 2: Convert to fraction form
    7,020,600.48/10,531,308.96 = 1,972,304.64/x
  3. Step 3: Cross multiply
    7,020,600.48x = 10,531,308.96 × 1,972,304.64
  4. Step 4: Simplify right side
    7,020,600.48x = 20,770,949,527,081.57
  5. Step 5: Solve for x
    x = 20,770,949,527,081.57/7,020,600.48
  6. Step 6: Final answer
    x = 2,958,571.65

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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.