Home / 14,996,864.70-20,689,814.22-8,716,348.50

Finding the Fourth Proportional to 14,996,864.70, 20,689,814.22 and 8,716,348.50

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Solution

The fourth proportional to 14,996,864.70, 20,689,814.22 and 8,716,348.50 is: 12,025,155.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,996,864.70 : 20,689,814.22 = 8,716,348.50 : x
  2. Step 2: Convert to fraction form
    14,996,864.70/20,689,814.22 = 8,716,348.50/x
  3. Step 3: Cross multiply
    14,996,864.70x = 20,689,814.22 × 8,716,348.50
  4. Step 4: Simplify right side
    14,996,864.70x = 180,339,631,141,775.66
  5. Step 5: Solve for x
    x = 180,339,631,141,775.66/14,996,864.70
  6. Step 6: Final answer
    x = 12,025,155.57

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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.