Home / 12,601,093.69-18,911,729.90-6,537,563.29

Finding the Fourth Proportional to 12,601,093.69, 18,911,729.90 and 6,537,563.29

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Solution

The fourth proportional to 12,601,093.69, 18,911,729.90 and 6,537,563.29 is: 9,811,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,601,093.69 : 18,911,729.90 = 6,537,563.29 : x
  2. Step 2: Convert to fraction form
    12,601,093.69/18,911,729.90 = 6,537,563.29/x
  3. Step 3: Cross multiply
    12,601,093.69x = 18,911,729.90 × 6,537,563.29
  4. Step 4: Simplify right side
    12,601,093.69x = 123,636,631,144,635.36
  5. Step 5: Solve for x
    x = 123,636,631,144,635.36/12,601,093.69
  6. Step 6: Final answer
    x = 9,811,579.39

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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.