Home / 10,099,695.90-15,149,543.85-9,940,263.60

Finding the Fourth Proportional to 10,099,695.90, 15,149,543.85 and 9,940,263.60

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Solution

The fourth proportional to 10,099,695.90, 15,149,543.85 and 9,940,263.60 is: 14,910,395.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,099,695.90 : 15,149,543.85 = 9,940,263.60 : x
  2. Step 2: Convert to fraction form
    10,099,695.90/15,149,543.85 = 9,940,263.60/x
  3. Step 3: Cross multiply
    10,099,695.90x = 15,149,543.85 × 9,940,263.60
  4. Step 4: Simplify right side
    10,099,695.90x = 150,590,459,288,758.84
  5. Step 5: Solve for x
    x = 150,590,459,288,758.84/10,099,695.90
  6. Step 6: Final answer
    x = 14,910,395.40

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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.