Home / 5,156,420.92-7,113,372.86-3,435,339.40

Finding the Fourth Proportional to 5,156,420.92, 7,113,372.86 and 3,435,339.40

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Solution

The fourth proportional to 5,156,420.92, 7,113,372.86 and 3,435,339.40 is: 4,739,110.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,156,420.92 : 7,113,372.86 = 3,435,339.40 : x
  2. Step 2: Convert to fraction form
    5,156,420.92/7,113,372.86 = 3,435,339.40/x
  3. Step 3: Cross multiply
    5,156,420.92x = 7,113,372.86 × 3,435,339.40
  4. Step 4: Simplify right side
    5,156,420.92x = 24,436,850,052,848.68
  5. Step 5: Solve for x
    x = 24,436,850,052,848.68/5,156,420.92
  6. Step 6: Final answer
    x = 4,739,110.80

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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.