Home / 8,562,427.97-12,818,447.70-5,715,478.85

Finding the Fourth Proportional to 8,562,427.97, 12,818,447.70 and 5,715,478.85

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Solution

The fourth proportional to 8,562,427.97, 12,818,447.70 and 5,715,478.85 is: 8,556,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,562,427.97 : 12,818,447.70 = 5,715,478.85 : x
  2. Step 2: Convert to fraction form
    8,562,427.97/12,818,447.70 = 5,715,478.85/x
  3. Step 3: Cross multiply
    8,562,427.97x = 12,818,447.70 × 5,715,478.85
  4. Step 4: Simplify right side
    8,562,427.97x = 73,263,566,719,181.14
  5. Step 5: Solve for x
    x = 73,263,566,719,181.14/8,562,427.97
  6. Step 6: Final answer
    x = 8,556,400.94

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1.5x scale

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.