Home / 57,646,064.40-86,469,096.60-55,158,133.20

Finding the Fourth Proportional to 57,646,064.40, 86,469,096.60 and 55,158,133.20

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Solution

The fourth proportional to 57,646,064.40, 86,469,096.60 and 55,158,133.20 is: 82,737,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,646,064.40 : 86,469,096.60 = 55,158,133.20 : x
  2. Step 2: Convert to fraction form
    57,646,064.40/86,469,096.60 = 55,158,133.20/x
  3. Step 3: Cross multiply
    57,646,064.40x = 86,469,096.60 × 55,158,133.20
  4. Step 4: Simplify right side
    57,646,064.40x = 4,769,473,947,946,467
  5. Step 5: Solve for x
    x = 4,769,473,947,946,467/57,646,064.40
  6. Step 6: Final answer
    x = 82,737,199.80

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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.