Home / 9,047,358.88-12,485,481.78-4,917,388.76

Finding the Fourth Proportional to 9,047,358.88, 12,485,481.78 and 4,917,388.76

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Solution

The fourth proportional to 9,047,358.88, 12,485,481.78 and 4,917,388.76 is: 6,786,065.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047,358.88 : 12,485,481.78 = 4,917,388.76 : x
  2. Step 2: Convert to fraction form
    9,047,358.88/12,485,481.78 = 4,917,388.76/x
  3. Step 3: Cross multiply
    9,047,358.88x = 12,485,481.78 × 4,917,388.76
  4. Step 4: Simplify right side
    9,047,358.88x = 61,395,967,768,156.79
  5. Step 5: Solve for x
    x = 61,395,967,768,156.79/9,047,358.88
  6. Step 6: Final answer
    x = 6,786,065.26

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1.5x scale

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.