Home / 20,159,722.40-30,239,583.60-6,696,550.40

Finding the Fourth Proportional to 20,159,722.40, 30,239,583.60 and 6,696,550.40

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Solution

The fourth proportional to 20,159,722.40, 30,239,583.60 and 6,696,550.40 is: 10,044,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,722.40 : 30,239,583.60 = 6,696,550.40 : x
  2. Step 2: Convert to fraction form
    20,159,722.40/30,239,583.60 = 6,696,550.40/x
  3. Step 3: Cross multiply
    20,159,722.40x = 30,239,583.60 × 6,696,550.40
  4. Step 4: Simplify right side
    20,159,722.40x = 202,500,895,652,413.47
  5. Step 5: Solve for x
    x = 202,500,895,652,413.47/20,159,722.40
  6. Step 6: Final answer
    x = 10,044,825.60

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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.