Home / 5,363,213.10-8,045,014.05-1,577,078.70

Finding the Fourth Proportional to 5,363,213.10, 8,045,014.05 and 1,577,078.70

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Solution

The fourth proportional to 5,363,213.10, 8,045,014.05 and 1,577,078.70 is: 2,365,675.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363,213.10 : 8,045,014.05 = 1,577,078.70 : x
  2. Step 2: Convert to fraction form
    5,363,213.10/8,045,014.05 = 1,577,078.70/x
  3. Step 3: Cross multiply
    5,363,213.10x = 8,045,014.05 × 1,577,078.70
  4. Step 4: Simplify right side
    5,363,213.10x = 12,687,620,299,455.73
  5. Step 5: Solve for x
    x = 12,687,620,299,455.73/5,363,213.10
  6. Step 6: Final answer
    x = 2,365,675.21

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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.