Home / 7,852,545.30-11,778,965.58-2,461,076.37

Finding the Fourth Proportional to 7,852,545.30, 11,778,965.58 and 2,461,076.37

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Solution

The fourth proportional to 7,852,545.30, 11,778,965.58 and 2,461,076.37 is: 3,691,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,545.30 : 11,778,965.58 = 2,461,076.37 : x
  2. Step 2: Convert to fraction form
    7,852,545.30/11,778,965.58 = 2,461,076.37/x
  3. Step 3: Cross multiply
    7,852,545.30x = 11,778,965.58 × 2,461,076.37
  4. Step 4: Simplify right side
    7,852,545.30x = 28,988,933,851,981.35
  5. Step 5: Solve for x
    x = 28,988,933,851,981.35/7,852,545.30
  6. Step 6: Final answer
    x = 3,691,660.82

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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.