Home / 14,771,711.33-20,388,362.90-8,662,108.13

Finding the Fourth Proportional to 14,771,711.33, 20,388,362.90 and 8,662,108.13

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Solution

The fourth proportional to 14,771,711.33, 20,388,362.90 and 8,662,108.13 is: 11,955,703.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,711.33 : 20,388,362.90 = 8,662,108.13 : x
  2. Step 2: Convert to fraction form
    14,771,711.33/20,388,362.90 = 8,662,108.13/x
  3. Step 3: Cross multiply
    14,771,711.33x = 20,388,362.90 × 8,662,108.13
  4. Step 4: Simplify right side
    14,771,711.33x = 176,606,204,041,140.75
  5. Step 5: Solve for x
    x = 176,606,204,041,140.75/14,771,711.33
  6. Step 6: Final answer
    x = 11,955,703.71

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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.