Home / 20,494,730.13-30,747,484.87-7,365,473.31

Finding the Fourth Proportional to 20,494,730.13, 30,747,484.87 and 7,365,473.31

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Solution

The fourth proportional to 20,494,730.13, 30,747,484.87 and 7,365,473.31 is: 11,050,146.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,494,730.13 : 30,747,484.87 = 7,365,473.31 : x
  2. Step 2: Convert to fraction form
    20,494,730.13/30,747,484.87 = 7,365,473.31/x
  3. Step 3: Cross multiply
    20,494,730.13x = 30,747,484.87 × 7,365,473.31
  4. Step 4: Simplify right side
    20,494,730.13x = 226,469,779,190,744.97
  5. Step 5: Solve for x
    x = 226,469,779,190,744.97/20,494,730.13
  6. Step 6: Final answer
    x = 11,050,146.93

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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.