Home / 8,387,461.80-12,562,530.30-6,894,469.80

Finding the Fourth Proportional to 8,387,461.80, 12,562,530.30 and 6,894,469.80

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Solution

The fourth proportional to 8,387,461.80, 12,562,530.30 and 6,894,469.80 is: 10,326,364.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387,461.80 : 12,562,530.30 = 6,894,469.80 : x
  2. Step 2: Convert to fraction form
    8,387,461.80/12,562,530.30 = 6,894,469.80/x
  3. Step 3: Cross multiply
    8,387,461.80x = 12,562,530.30 × 6,894,469.80
  4. Step 4: Simplify right side
    8,387,461.80x = 86,611,985,764,934.94
  5. Step 5: Solve for x
    x = 86,611,985,764,934.94/8,387,461.80
  6. Step 6: Final answer
    x = 10,326,364.26

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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.