Home / 13,211,546.80-19,817,320.20-13,211,546.80

Finding the Fourth Proportional to 13,211,546.80, 19,817,320.20 and 13,211,546.80

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Solution

The fourth proportional to 13,211,546.80, 19,817,320.20 and 13,211,546.80 is: 19,817,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,211,546.80 : 19,817,320.20 = 13,211,546.80 : x
  2. Step 2: Convert to fraction form
    13,211,546.80/19,817,320.20 = 13,211,546.80/x
  3. Step 3: Cross multiply
    13,211,546.80x = 19,817,320.20 × 13,211,546.80
  4. Step 4: Simplify right side
    13,211,546.80x = 261,817,453,272,885.38
  5. Step 5: Solve for x
    x = 261,817,453,272,885.38/13,211,546.80
  6. Step 6: Final answer
    x = 19,817,320.20

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1.5x scale

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.