Home / 38,315,105.22-57,442,140.87-22,122,688.98

Finding the Fourth Proportional to 38,315,105.22, 57,442,140.87 and 22,122,688.98

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Solution

The fourth proportional to 38,315,105.22, 57,442,140.87 and 22,122,688.98 is: 33,166,413.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,315,105.22 : 57,442,140.87 = 22,122,688.98 : x
  2. Step 2: Convert to fraction form
    38,315,105.22/57,442,140.87 = 22,122,688.98/x
  3. Step 3: Cross multiply
    38,315,105.22x = 57,442,140.87 × 22,122,688.98
  4. Step 4: Simplify right side
    38,315,105.22x = 1,270,774,616,812,356.50
  5. Step 5: Solve for x
    x = 1,270,774,616,812,356.50/38,315,105.22
  6. Step 6: Final answer
    x = 33,166,413.34

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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.