Home / 14,042,134.76-19,377,771.26-7,847,229.78

Finding the Fourth Proportional to 14,042,134.76, 19,377,771.26 and 7,847,229.78

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Solution

The fourth proportional to 14,042,134.76, 19,377,771.26 and 7,847,229.78 is: 10,828,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,134.76 : 19,377,771.26 = 7,847,229.78 : x
  2. Step 2: Convert to fraction form
    14,042,134.76/19,377,771.26 = 7,847,229.78/x
  3. Step 3: Cross multiply
    14,042,134.76x = 19,377,771.26 × 7,847,229.78
  4. Step 4: Simplify right side
    14,042,134.76x = 152,061,823,713,465.34
  5. Step 5: Solve for x
    x = 152,061,823,713,465.34/14,042,134.76
  6. Step 6: Final answer
    x = 10,828,967.70

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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.