Home / 8,778,150.36-12,113,865.18-4,910,736.12

Finding the Fourth Proportional to 8,778,150.36, 12,113,865.18 and 4,910,736.12

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Solution

The fourth proportional to 8,778,150.36, 12,113,865.18 and 4,910,736.12 is: 6,776,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,150.36 : 12,113,865.18 = 4,910,736.12 : x
  2. Step 2: Convert to fraction form
    8,778,150.36/12,113,865.18 = 4,910,736.12/x
  3. Step 3: Cross multiply
    8,778,150.36x = 12,113,865.18 × 4,910,736.12
  4. Step 4: Simplify right side
    8,778,150.36x = 59,487,995,292,236.30
  5. Step 5: Solve for x
    x = 59,487,995,292,236.30/8,778,150.36
  6. Step 6: Final answer
    x = 6,776,825.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.