Home / 19,926,007.20-29,889,010.80-13,847,896.80

Finding the Fourth Proportional to 19,926,007.20, 29,889,010.80 and 13,847,896.80

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Solution

The fourth proportional to 19,926,007.20, 29,889,010.80 and 13,847,896.80 is: 20,771,845.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926,007.20 : 29,889,010.80 = 13,847,896.80 : x
  2. Step 2: Convert to fraction form
    19,926,007.20/29,889,010.80 = 13,847,896.80/x
  3. Step 3: Cross multiply
    19,926,007.20x = 29,889,010.80 × 13,847,896.80
  4. Step 4: Simplify right side
    19,926,007.20x = 413,899,937,012,485.50
  5. Step 5: Solve for x
    x = 413,899,937,012,485.50/19,926,007.20
  6. Step 6: Final answer
    x = 20,771,845.20

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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.