Home / 13,152,859.60-19,729,289.40-6,754,190.80

Finding the Fourth Proportional to 13,152,859.60, 19,729,289.40 and 6,754,190.80

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Solution

The fourth proportional to 13,152,859.60, 19,729,289.40 and 6,754,190.80 is: 10,131,286.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,859.60 : 19,729,289.40 = 6,754,190.80 : x
  2. Step 2: Convert to fraction form
    13,152,859.60/19,729,289.40 = 6,754,190.80/x
  3. Step 3: Cross multiply
    13,152,859.60x = 19,729,289.40 × 6,754,190.80
  4. Step 4: Simplify right side
    13,152,859.60x = 133,255,384,956,017.50
  5. Step 5: Solve for x
    x = 133,255,384,956,017.50/13,152,859.60
  6. Step 6: Final answer
    x = 10,131,286.20

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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.