Home / 7,682,027.78-10,588,885.84-5,200,465.93

Finding the Fourth Proportional to 7,682,027.78, 10,588,885.84 and 5,200,465.93

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Solution

The fourth proportional to 7,682,027.78, 10,588,885.84 and 5,200,465.93 is: 7,168,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,682,027.78 : 10,588,885.84 = 5,200,465.93 : x
  2. Step 2: Convert to fraction form
    7,682,027.78/10,588,885.84 = 5,200,465.93/x
  3. Step 3: Cross multiply
    7,682,027.78x = 10,588,885.84 × 5,200,465.93
  4. Step 4: Simplify right side
    7,682,027.78x = 55,067,140,047,579.43
  5. Step 5: Solve for x
    x = 55,067,140,047,579.43/7,682,027.78
  6. Step 6: Final answer
    x = 7,168,307.85

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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.