Home / 57,096,014.84-78,792,579.42-30,990,537.80

Finding the Fourth Proportional to 57,096,014.84, 78,792,579.42 and 30,990,537.80

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Solution

The fourth proportional to 57,096,014.84, 78,792,579.42 and 30,990,537.80 is: 42,766,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,096,014.84 : 78,792,579.42 = 30,990,537.80 : x
  2. Step 2: Convert to fraction form
    57,096,014.84/78,792,579.42 = 30,990,537.80/x
  3. Step 3: Cross multiply
    57,096,014.84x = 78,792,579.42 × 30,990,537.80
  4. Step 4: Simplify right side
    57,096,014.84x = 2,441,824,410,875,012
  5. Step 5: Solve for x
    x = 2,441,824,410,875,012/57,096,014.84
  6. Step 6: Final answer
    x = 42,766,985.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.