Home / 47,639,415.07-71,462,538.13-19,945,464.04

Finding the Fourth Proportional to 47,639,415.07, 71,462,538.13 and 19,945,464.04

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Solution

The fourth proportional to 47,639,415.07, 71,462,538.13 and 19,945,464.04 is: 29,919,626.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,639,415.07 : 71,462,538.13 = 19,945,464.04 : x
  2. Step 2: Convert to fraction form
    47,639,415.07/71,462,538.13 = 19,945,464.04/x
  3. Step 3: Cross multiply
    47,639,415.07x = 71,462,538.13 × 19,945,464.04
  4. Step 4: Simplify right side
    47,639,415.07x = 1,425,353,484,379,316.50
  5. Step 5: Solve for x
    x = 1,425,353,484,379,316.50/47,639,415.07
  6. Step 6: Final answer
    x = 29,919,626.06

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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.