Home / 13,791,529.46-19,032,310.49-7,993,674.20

Finding the Fourth Proportional to 13,791,529.46, 19,032,310.49 and 7,993,674.20

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Solution

The fourth proportional to 13,791,529.46, 19,032,310.49 and 7,993,674.20 is: 11,031,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,529.46 : 19,032,310.49 = 7,993,674.20 : x
  2. Step 2: Convert to fraction form
    13,791,529.46/19,032,310.49 = 7,993,674.20/x
  3. Step 3: Cross multiply
    13,791,529.46x = 19,032,310.49 × 7,993,674.20
  4. Step 4: Simplify right side
    13,791,529.46x = 152,138,089,337,914.75
  5. Step 5: Solve for x
    x = 152,138,089,337,914.75/13,791,529.46
  6. Step 6: Final answer
    x = 11,031,270.30

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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.