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Finding the Fourth Proportional to 60,362,430.60, 90,543,645.90 and 22,011,198.60

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Solution

The fourth proportional to 60,362,430.60, 90,543,645.90 and 22,011,198.60 is: 33,016,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,362,430.60 : 90,543,645.90 = 22,011,198.60 : x
  2. Step 2: Convert to fraction form
    60,362,430.60/90,543,645.90 = 22,011,198.60/x
  3. Step 3: Cross multiply
    60,362,430.60x = 90,543,645.90 × 22,011,198.60
  4. Step 4: Simplify right side
    60,362,430.60x = 1,992,974,171,872,976
  5. Step 5: Solve for x
    x = 1,992,974,171,872,976/60,362,430.60
  6. Step 6: Final answer
    x = 33,016,797.90

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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.