Home / 6,921,913.82-9,552,341.02-3,824,508.78

Finding the Fourth Proportional to 6,921,913.82, 9,552,341.02 and 3,824,508.78

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Solution

The fourth proportional to 6,921,913.82, 9,552,341.02 and 3,824,508.78 is: 5,277,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,921,913.82 : 9,552,341.02 = 3,824,508.78 : x
  2. Step 2: Convert to fraction form
    6,921,913.82/9,552,341.02 = 3,824,508.78/x
  3. Step 3: Cross multiply
    6,921,913.82x = 9,552,341.02 × 3,824,508.78
  4. Step 4: Simplify right side
    6,921,913.82x = 36,533,012,052,782.45
  5. Step 5: Solve for x
    x = 36,533,012,052,782.45/6,921,913.82
  6. Step 6: Final answer
    x = 5,277,877.33

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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.