Home / 13,144,630.38-19,699,321.50-10,230,243.36

Finding the Fourth Proportional to 13,144,630.38, 19,699,321.50 and 10,230,243.36

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Solution

The fourth proportional to 13,144,630.38, 19,699,321.50 and 10,230,243.36 is: 15,331,648.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,630.38 : 19,699,321.50 = 10,230,243.36 : x
  2. Step 2: Convert to fraction form
    13,144,630.38/19,699,321.50 = 10,230,243.36/x
  3. Step 3: Cross multiply
    13,144,630.38x = 19,699,321.50 × 10,230,243.36
  4. Step 4: Simplify right side
    13,144,630.38x = 201,528,852,971,880.22
  5. Step 5: Solve for x
    x = 201,528,852,971,880.22/13,144,630.38
  6. Step 6: Final answer
    x = 15,331,648.52

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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.