Home / 8,977,642.68-13,468,356.52-2,911,902.52

Finding the Fourth Proportional to 8,977,642.68, 13,468,356.52 and 2,911,902.52

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Solution

The fourth proportional to 8,977,642.68, 13,468,356.52 and 2,911,902.52 is: 4,368,467.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977,642.68 : 13,468,356.52 = 2,911,902.52 : x
  2. Step 2: Convert to fraction form
    8,977,642.68/13,468,356.52 = 2,911,902.52/x
  3. Step 3: Cross multiply
    8,977,642.68x = 13,468,356.52 × 2,911,902.52
  4. Step 4: Simplify right side
    8,977,642.68x = 39,218,541,290,846.43
  5. Step 5: Solve for x
    x = 39,218,541,290,846.43/8,977,642.68
  6. Step 6: Final answer
    x = 4,368,467.61

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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.