Home / 6,445,083.78-8,894,038.05-3,544,474.37

Finding the Fourth Proportional to 6,445,083.78, 8,894,038.05 and 3,544,474.37

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Solution

The fourth proportional to 6,445,083.78, 8,894,038.05 and 3,544,474.37 is: 4,891,276.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,445,083.78 : 8,894,038.05 = 3,544,474.37 : x
  2. Step 2: Convert to fraction form
    6,445,083.78/8,894,038.05 = 3,544,474.37/x
  3. Step 3: Cross multiply
    6,445,083.78x = 8,894,038.05 × 3,544,474.37
  4. Step 4: Simplify right side
    6,445,083.78x = 31,524,689,869,559.59
  5. Step 5: Solve for x
    x = 31,524,689,869,559.59/6,445,083.78
  6. Step 6: Final answer
    x = 4,891,276.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.