Home / 12,816,056.16-19,221,093.99-3,715,711.29

Finding the Fourth Proportional to 12,816,056.16, 19,221,093.99 and 3,715,711.29

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Solution

The fourth proportional to 12,816,056.16, 19,221,093.99 and 3,715,711.29 is: 5,572,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,816,056.16 : 19,221,093.99 = 3,715,711.29 : x
  2. Step 2: Convert to fraction form
    12,816,056.16/19,221,093.99 = 3,715,711.29/x
  3. Step 3: Cross multiply
    12,816,056.16x = 19,221,093.99 × 3,715,711.29
  4. Step 4: Simplify right side
    12,816,056.16x = 71,420,035,944,794.14
  5. Step 5: Solve for x
    x = 71,420,035,944,794.14/12,816,056.16
  6. Step 6: Final answer
    x = 5,572,699.98

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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.