Home / 13,762,147.84-20,629,585.76-6,462,540.16

Finding the Fourth Proportional to 13,762,147.84, 20,629,585.76 and 6,462,540.16

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Solution

The fourth proportional to 13,762,147.84, 20,629,585.76 and 6,462,540.16 is: 9,687,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,762,147.84 : 20,629,585.76 = 6,462,540.16 : x
  2. Step 2: Convert to fraction form
    13,762,147.84/20,629,585.76 = 6,462,540.16/x
  3. Step 3: Cross multiply
    13,762,147.84x = 20,629,585.76 × 6,462,540.16
  4. Step 4: Simplify right side
    13,762,147.84x = 133,319,526,458,164.14
  5. Step 5: Solve for x
    x = 133,319,526,458,164.14/13,762,147.84
  6. Step 6: Final answer
    x = 9,687,406.94

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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.