Home / 12,103,436.59-16,702,748.67-6,876,453.80

Finding the Fourth Proportional to 12,103,436.59, 16,702,748.67 and 6,876,453.80

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Solution

The fourth proportional to 12,103,436.59, 16,702,748.67 and 6,876,453.80 is: 9,489,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103,436.59 : 16,702,748.67 = 6,876,453.80 : x
  2. Step 2: Convert to fraction form
    12,103,436.59/16,702,748.67 = 6,876,453.80/x
  3. Step 3: Cross multiply
    12,103,436.59x = 16,702,748.67 × 6,876,453.80
  4. Step 4: Simplify right side
    12,103,436.59x = 114,855,679,562,266.44
  5. Step 5: Solve for x
    x = 114,855,679,562,266.44/12,103,436.59
  6. Step 6: Final answer
    x = 9,489,509.76

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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.