Home / 20,916,578.04-31,376,674.38-5,770,509.54

Finding the Fourth Proportional to 20,916,578.04, 31,376,674.38 and 5,770,509.54

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Solution

The fourth proportional to 20,916,578.04, 31,376,674.38 and 5,770,509.54 is: 8,656,262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,916,578.04 : 31,376,674.38 = 5,770,509.54 : x
  2. Step 2: Convert to fraction form
    20,916,578.04/31,376,674.38 = 5,770,509.54/x
  3. Step 3: Cross multiply
    20,916,578.04x = 31,376,674.38 × 5,770,509.54
  4. Step 4: Simplify right side
    20,916,578.04x = 181,059,398,843,263.59
  5. Step 5: Solve for x
    x = 181,059,398,843,263.59/20,916,578.04
  6. Step 6: Final answer
    x = 8,656,262.92

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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.