Home / 36,699,498.70-55,047,498.45-12,436,045.90

Finding the Fourth Proportional to 36,699,498.70, 55,047,498.45 and 12,436,045.90

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Solution

The fourth proportional to 36,699,498.70, 55,047,498.45 and 12,436,045.90 is: 18,653,475.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699,498.70 : 55,047,498.45 = 12,436,045.90 : x
  2. Step 2: Convert to fraction form
    36,699,498.70/55,047,498.45 = 12,436,045.90/x
  3. Step 3: Cross multiply
    36,699,498.70x = 55,047,498.45 × 12,436,045.90
  4. Step 4: Simplify right side
    36,699,498.70x = 684,573,217,404,378.88
  5. Step 5: Solve for x
    x = 684,573,217,404,378.88/36,699,498.70
  6. Step 6: Final answer
    x = 18,653,475.98

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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.