Home / 7,781,642.49-11,672,889.45-3,233,151.18

Finding the Fourth Proportional to 7,781,642.49, 11,672,889.45 and 3,233,151.18

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Solution

The fourth proportional to 7,781,642.49, 11,672,889.45 and 3,233,151.18 is: 4,849,903.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,781,642.49 : 11,672,889.45 = 3,233,151.18 : x
  2. Step 2: Convert to fraction form
    7,781,642.49/11,672,889.45 = 3,233,151.18/x
  3. Step 3: Cross multiply
    7,781,642.49x = 11,672,889.45 × 3,233,151.18
  4. Step 4: Simplify right side
    7,781,642.49x = 37,740,216,287,152.73
  5. Step 5: Solve for x
    x = 37,740,216,287,152.73/7,781,642.49
  6. Step 6: Final answer
    x = 4,849,903.64

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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.