Home / 12,081,248.30-18,123,574.53-3,881,140.94

Finding the Fourth Proportional to 12,081,248.30, 18,123,574.53 and 3,881,140.94

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Solution

The fourth proportional to 12,081,248.30, 18,123,574.53 and 3,881,140.94 is: 5,822,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,081,248.30 : 18,123,574.53 = 3,881,140.94 : x
  2. Step 2: Convert to fraction form
    12,081,248.30/18,123,574.53 = 3,881,140.94/x
  3. Step 3: Cross multiply
    12,081,248.30x = 18,123,574.53 × 3,881,140.94
  4. Step 4: Simplify right side
    12,081,248.30x = 70,340,147,087,524.27
  5. Step 5: Solve for x
    x = 70,340,147,087,524.27/12,081,248.30
  6. Step 6: Final answer
    x = 5,822,258.21

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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.