Home / 13,286,527.77-19,929,791.90-3,189,148.77

Finding the Fourth Proportional to 13,286,527.77, 19,929,791.90 and 3,189,148.77

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Solution

The fourth proportional to 13,286,527.77, 19,929,791.90 and 3,189,148.77 is: 4,783,723.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,527.77 : 19,929,791.90 = 3,189,148.77 : x
  2. Step 2: Convert to fraction form
    13,286,527.77/19,929,791.90 = 3,189,148.77/x
  3. Step 3: Cross multiply
    13,286,527.77x = 19,929,791.90 × 3,189,148.77
  4. Step 4: Simplify right side
    13,286,527.77x = 63,559,071,308,295.22
  5. Step 5: Solve for x
    x = 63,559,071,308,295.22/13,286,527.77
  6. Step 6: Final answer
    x = 4,783,723.21

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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.