Home / 10,551,321.90-15,826,982.85-8,850,710.70

Finding the Fourth Proportional to 10,551,321.90, 15,826,982.85 and 8,850,710.70

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Solution

The fourth proportional to 10,551,321.90, 15,826,982.85 and 8,850,710.70 is: 13,276,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551,321.90 : 15,826,982.85 = 8,850,710.70 : x
  2. Step 2: Convert to fraction form
    10,551,321.90/15,826,982.85 = 8,850,710.70/x
  3. Step 3: Cross multiply
    10,551,321.90x = 15,826,982.85 × 8,850,710.70
  4. Step 4: Simplify right side
    10,551,321.90x = 140,080,046,459,211.48
  5. Step 5: Solve for x
    x = 140,080,046,459,211.48/10,551,321.90
  6. Step 6: Final answer
    x = 13,276,066.05

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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.