Home / 12,254,427.10-18,381,640.65-3,735,187.30

Finding the Fourth Proportional to 12,254,427.10, 18,381,640.65 and 3,735,187.30

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Solution

The fourth proportional to 12,254,427.10, 18,381,640.65 and 3,735,187.30 is: 5,602,780.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,254,427.10 : 18,381,640.65 = 3,735,187.30 : x
  2. Step 2: Convert to fraction form
    12,254,427.10/18,381,640.65 = 3,735,187.30/x
  3. Step 3: Cross multiply
    12,254,427.10x = 18,381,640.65 × 3,735,187.30
  4. Step 4: Simplify right side
    12,254,427.10x = 68,658,870,709,043.73
  5. Step 5: Solve for x
    x = 68,658,870,709,043.73/12,254,427.10
  6. Step 6: Final answer
    x = 5,602,780.95

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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.