Home / 5,346,084.60-8,019,126.90-3,911,193.90

Finding the Fourth Proportional to 5,346,084.60, 8,019,126.90 and 3,911,193.90

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Solution

The fourth proportional to 5,346,084.60, 8,019,126.90 and 3,911,193.90 is: 5,866,790.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,084.60 : 8,019,126.90 = 3,911,193.90 : x
  2. Step 2: Convert to fraction form
    5,346,084.60/8,019,126.90 = 3,911,193.90/x
  3. Step 3: Cross multiply
    5,346,084.60x = 8,019,126.90 × 3,911,193.90
  4. Step 4: Simplify right side
    5,346,084.60x = 31,364,360,214,605.91
  5. Step 5: Solve for x
    x = 31,364,360,214,605.91/5,346,084.60
  6. Step 6: Final answer
    x = 5,866,790.85

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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.