Home / 13,007,351.79-19,523,128.01-6,622,380.27

Finding the Fourth Proportional to 13,007,351.79, 19,523,128.01 and 6,622,380.27

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Solution

The fourth proportional to 13,007,351.79, 19,523,128.01 and 6,622,380.27 is: 9,939,730.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,351.79 : 19,523,128.01 = 6,622,380.27 : x
  2. Step 2: Convert to fraction form
    13,007,351.79/19,523,128.01 = 6,622,380.27/x
  3. Step 3: Cross multiply
    13,007,351.79x = 19,523,128.01 × 6,622,380.27
  4. Step 4: Simplify right side
    13,007,351.79x = 129,289,577,708,996.45
  5. Step 5: Solve for x
    x = 129,289,577,708,996.45/13,007,351.79
  6. Step 6: Final answer
    x = 9,939,730.99

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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.