Home / 13,296,876.40-19,946,351.40-5,724,089.20

Finding the Fourth Proportional to 13,296,876.40, 19,946,351.40 and 5,724,089.20

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Solution

The fourth proportional to 13,296,876.40, 19,946,351.40 and 5,724,089.20 is: 8,586,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,876.40 : 19,946,351.40 = 5,724,089.20 : x
  2. Step 2: Convert to fraction form
    13,296,876.40/19,946,351.40 = 5,724,089.20/x
  3. Step 3: Cross multiply
    13,296,876.40x = 19,946,351.40 × 5,724,089.20
  4. Step 4: Simplify right side
    13,296,876.40x = 114,174,694,628,144.88
  5. Step 5: Solve for x
    x = 114,174,694,628,144.88/13,296,876.40
  6. Step 6: Final answer
    x = 8,586,580.13

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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.