Home / 6,921,887.65-9,552,148.48-3,824,401.28

Finding the Fourth Proportional to 6,921,887.65, 9,552,148.48 and 3,824,401.28

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Solution

The fourth proportional to 6,921,887.65, 9,552,148.48 and 3,824,401.28 is: 5,277,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,887.65 : 9,552,148.48 = 3,824,401.28 : x
  2. Step 2: Convert to fraction form
    6,921,887.65/9,552,148.48 = 3,824,401.28/x
  3. Step 3: Cross multiply
    6,921,887.65x = 9,552,148.48 × 3,824,401.28
  4. Step 4: Simplify right side
    6,921,887.65x = 36,531,248,816,340.30
  5. Step 5: Solve for x
    x = 36,531,248,816,340.30/6,921,887.65
  6. Step 6: Final answer
    x = 5,277,642.56

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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.