Home / 5,676,947.60-8,515,421.40-3,661,408.40

Finding the Fourth Proportional to 5,676,947.60, 8,515,421.40 and 3,661,408.40

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Solution

The fourth proportional to 5,676,947.60, 8,515,421.40 and 3,661,408.40 is: 5,492,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,676,947.60 : 8,515,421.40 = 3,661,408.40 : x
  2. Step 2: Convert to fraction form
    5,676,947.60/8,515,421.40 = 3,661,408.40/x
  3. Step 3: Cross multiply
    5,676,947.60x = 8,515,421.40 × 3,661,408.40
  4. Step 4: Simplify right side
    5,676,947.60x = 31,178,435,443,499.76
  5. Step 5: Solve for x
    x = 31,178,435,443,499.76/5,676,947.60
  6. Step 6: Final answer
    x = 5,492,112.60

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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.