Home / 12,684,124.80-19,026,826.56-3,586,876.56

Finding the Fourth Proportional to 12,684,124.80, 19,026,826.56 and 3,586,876.56

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Solution

The fourth proportional to 12,684,124.80, 19,026,826.56 and 3,586,876.56 is: 5,380,495.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,124.80 : 19,026,826.56 = 3,586,876.56 : x
  2. Step 2: Convert to fraction form
    12,684,124.80/19,026,826.56 = 3,586,876.56/x
  3. Step 3: Cross multiply
    12,684,124.80x = 19,026,826.56 × 3,586,876.56
  4. Step 4: Simplify right side
    12,684,124.80x = 68,246,878,199,249.43
  5. Step 5: Solve for x
    x = 68,246,878,199,249.43/12,684,124.80
  6. Step 6: Final answer
    x = 5,380,495.64

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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.