Home / 38,683,121.76-58,025,087.36-11,389,931.36

Finding the Fourth Proportional to 38,683,121.76, 58,025,087.36 and 11,389,931.36

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Solution

The fourth proportional to 38,683,121.76, 58,025,087.36 and 11,389,931.36 is: 17,085,016.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,683,121.76 : 58,025,087.36 = 11,389,931.36 : x
  2. Step 2: Convert to fraction form
    38,683,121.76/58,025,087.36 = 11,389,931.36/x
  3. Step 3: Cross multiply
    38,683,121.76x = 58,025,087.36 × 11,389,931.36
  4. Step 4: Simplify right side
    38,683,121.76x = 660,901,762,188,403.62
  5. Step 5: Solve for x
    x = 660,901,762,188,403.62/38,683,121.76
  6. Step 6: Final answer
    x = 17,085,016.21

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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.