Home / 19,950,402.29-29,936,814.51-10,853,136.57

Finding the Fourth Proportional to 19,950,402.29, 29,936,814.51 and 10,853,136.57

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Solution

The fourth proportional to 19,950,402.29, 29,936,814.51 and 10,853,136.57 is: 16,285,803.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950,402.29 : 29,936,814.51 = 10,853,136.57 : x
  2. Step 2: Convert to fraction form
    19,950,402.29/29,936,814.51 = 10,853,136.57/x
  3. Step 3: Cross multiply
    19,950,402.29x = 29,936,814.51 × 10,853,136.57
  4. Step 4: Simplify right side
    19,950,402.29x = 324,908,336,143,837.88
  5. Step 5: Solve for x
    x = 324,908,336,143,837.88/19,950,402.29
  6. Step 6: Final answer
    x = 16,285,803.74

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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.