Home / 13,642,044.90-20,450,963.28-5,004,158.40

Finding the Fourth Proportional to 13,642,044.90, 20,450,963.28 and 5,004,158.40

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Solution

The fourth proportional to 13,642,044.90, 20,450,963.28 and 5,004,158.40 is: 7,501,797.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,642,044.90 : 20,450,963.28 = 5,004,158.40 : x
  2. Step 2: Convert to fraction form
    13,642,044.90/20,450,963.28 = 5,004,158.40/x
  3. Step 3: Cross multiply
    13,642,044.90x = 20,450,963.28 × 5,004,158.40
  4. Step 4: Simplify right side
    13,642,044.90x = 102,339,859,685,703.56
  5. Step 5: Solve for x
    x = 102,339,859,685,703.56/13,642,044.90
  6. Step 6: Final answer
    x = 7,501,797.60

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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.