Home / 12,358,964.14-18,543,563.25-6,672,501.34

Finding the Fourth Proportional to 12,358,964.14, 18,543,563.25 and 6,672,501.34

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Solution

The fourth proportional to 12,358,964.14, 18,543,563.25 and 6,672,501.34 is: 10,011,514.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,964.14 : 18,543,563.25 = 6,672,501.34 : x
  2. Step 2: Convert to fraction form
    12,358,964.14/18,543,563.25 = 6,672,501.34/x
  3. Step 3: Cross multiply
    12,358,964.14x = 18,543,563.25 × 6,672,501.34
  4. Step 4: Simplify right side
    12,358,964.14x = 123,731,950,633,999.75
  5. Step 5: Solve for x
    x = 123,731,950,633,999.75/12,358,964.14
  6. Step 6: Final answer
    x = 10,011,514.66

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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.