Home / 8,689,950.75-11,992,132.04-5,298,462.75

Finding the Fourth Proportional to 8,689,950.75, 11,992,132.04 and 5,298,462.75

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Solution

The fourth proportional to 8,689,950.75, 11,992,132.04 and 5,298,462.75 is: 7,311,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,950.75 : 11,992,132.04 = 5,298,462.75 : x
  2. Step 2: Convert to fraction form
    8,689,950.75/11,992,132.04 = 5,298,462.75/x
  3. Step 3: Cross multiply
    8,689,950.75x = 11,992,132.04 × 5,298,462.75
  4. Step 4: Simplify right side
    8,689,950.75x = 63,539,864,880,529.20
  5. Step 5: Solve for x
    x = 63,539,864,880,529.20/8,689,950.75
  6. Step 6: Final answer
    x = 7,311,878.60

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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.