Home / 13,263,671.18-19,895,505.48-3,679,050.12

Finding the Fourth Proportional to 13,263,671.18, 19,895,505.48 and 3,679,050.12

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Solution

The fourth proportional to 13,263,671.18, 19,895,505.48 and 3,679,050.12 is: 5,518,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,671.18 : 19,895,505.48 = 3,679,050.12 : x
  2. Step 2: Convert to fraction form
    13,263,671.18/19,895,505.48 = 3,679,050.12/x
  3. Step 3: Cross multiply
    13,263,671.18x = 19,895,505.48 × 3,679,050.12
  4. Step 4: Simplify right side
    13,263,671.18x = 73,196,561,882,591.05
  5. Step 5: Solve for x
    x = 73,196,561,882,591.05/13,263,671.18
  6. Step 6: Final answer
    x = 5,518,574.83

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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.