Home / 21,400,945.38-32,094,674.67-7,020,662.22

Finding the Fourth Proportional to 21,400,945.38, 32,094,674.67 and 7,020,662.22

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Solution

The fourth proportional to 21,400,945.38, 32,094,674.67 and 7,020,662.22 is: 10,528,781.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,400,945.38 : 32,094,674.67 = 7,020,662.22 : x
  2. Step 2: Convert to fraction form
    21,400,945.38/32,094,674.67 = 7,020,662.22/x
  3. Step 3: Cross multiply
    21,400,945.38x = 32,094,674.67 × 7,020,662.22
  4. Step 4: Simplify right side
    21,400,945.38x = 225,325,869,918,859.97
  5. Step 5: Solve for x
    x = 225,325,869,918,859.97/21,400,945.38
  6. Step 6: Final answer
    x = 10,528,781.13

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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.