Home / 5,164,169.50-7,731,295.51-3,890,142.56

Finding the Fourth Proportional to 5,164,169.50, 7,731,295.51 and 3,890,142.56

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Solution

The fourth proportional to 5,164,169.50, 7,731,295.51 and 3,890,142.56 is: 5,823,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,164,169.50 : 7,731,295.51 = 3,890,142.56 : x
  2. Step 2: Convert to fraction form
    5,164,169.50/7,731,295.51 = 3,890,142.56/x
  3. Step 3: Cross multiply
    5,164,169.50x = 7,731,295.51 × 3,890,142.56
  4. Step 4: Simplify right side
    5,164,169.50x = 30,075,841,717,113.26
  5. Step 5: Solve for x
    x = 30,075,841,717,113.26/5,164,169.50
  6. Step 6: Final answer
    x = 5,823,945.50

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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.