Home / 13,482,709.20-20,224,063.80-4,961,282.40

Finding the Fourth Proportional to 13,482,709.20, 20,224,063.80 and 4,961,282.40

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Solution

The fourth proportional to 13,482,709.20, 20,224,063.80 and 4,961,282.40 is: 7,441,923.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,709.20 : 20,224,063.80 = 4,961,282.40 : x
  2. Step 2: Convert to fraction form
    13,482,709.20/20,224,063.80 = 4,961,282.40/x
  3. Step 3: Cross multiply
    13,482,709.20x = 20,224,063.80 × 4,961,282.40
  4. Step 4: Simplify right side
    13,482,709.20x = 100,337,291,787,417.12
  5. Step 5: Solve for x
    x = 100,337,291,787,417.12/13,482,709.20
  6. Step 6: Final answer
    x = 7,441,923.60

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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.