Home / 12,645,585.79-18,968,427.90-3,060,948.94

Finding the Fourth Proportional to 12,645,585.79, 18,968,427.90 and 3,060,948.94

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Solution

The fourth proportional to 12,645,585.79, 18,968,427.90 and 3,060,948.94 is: 4,591,435.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,645,585.79 : 18,968,427.90 = 3,060,948.94 : x
  2. Step 2: Convert to fraction form
    12,645,585.79/18,968,427.90 = 3,060,948.94/x
  3. Step 3: Cross multiply
    12,645,585.79x = 18,968,427.90 × 3,060,948.94
  4. Step 4: Simplify right side
    12,645,585.79x = 58,061,389,324,640.38
  5. Step 5: Solve for x
    x = 58,061,389,324,640.38/12,645,585.79
  6. Step 6: Final answer
    x = 4,591,435.33

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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.