Home / 60,712,183.40-91,074,657.29-19,774,812.56

Finding the Fourth Proportional to 60,712,183.40, 91,074,657.29 and 19,774,812.56

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Solution

The fourth proportional to 60,712,183.40, 91,074,657.29 and 19,774,812.56 is: 29,664,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,712,183.40 : 91,074,657.29 = 19,774,812.56 : x
  2. Step 2: Convert to fraction form
    60,712,183.40/91,074,657.29 = 19,774,812.56/x
  3. Step 3: Cross multiply
    60,712,183.40x = 91,074,657.29 × 19,774,812.56
  4. Step 4: Simplify right side
    60,712,183.40x = 1,800,984,276,321,740
  5. Step 5: Solve for x
    x = 1,800,984,276,321,740/60,712,183.40
  6. Step 6: Final answer
    x = 29,664,297.60

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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.