Home / 14,292,619.43-19,723,939.36-7,766,249

Finding the Fourth Proportional to 14,292,619.43, 19,723,939.36 and 7,766,249

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Solution

The fourth proportional to 14,292,619.43, 19,723,939.36 and 7,766,249 is: 10,717,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292,619.43 : 19,723,939.36 = 7,766,249 : x
  2. Step 2: Convert to fraction form
    14,292,619.43/19,723,939.36 = 7,766,249/x
  3. Step 3: Cross multiply
    14,292,619.43x = 19,723,939.36 × 7,766,249
  4. Step 4: Simplify right side
    14,292,619.43x = 153,181,024,330,660.62
  5. Step 5: Solve for x
    x = 153,181,024,330,660.62/14,292,619.43
  6. Step 6: Final answer
    x = 10,717,491.30

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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.