Home / 13,350,513.41-18,424,070.76-7,550,162.54

Finding the Fourth Proportional to 13,350,513.41, 18,424,070.76 and 7,550,162.54

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Solution

The fourth proportional to 13,350,513.41, 18,424,070.76 and 7,550,162.54 is: 10,419,429.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,513.41 : 18,424,070.76 = 7,550,162.54 : x
  2. Step 2: Convert to fraction form
    13,350,513.41/18,424,070.76 = 7,550,162.54/x
  3. Step 3: Cross multiply
    13,350,513.41x = 18,424,070.76 × 7,550,162.54
  4. Step 4: Simplify right side
    13,350,513.41x = 139,104,728,794,340.98
  5. Step 5: Solve for x
    x = 139,104,728,794,340.98/13,350,513.41
  6. Step 6: Final answer
    x = 10,419,429.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.