Home / 29,379,443.98-40,500,902.13-20,531,424.58

Finding the Fourth Proportional to 29,379,443.98, 40,500,902.13 and 20,531,424.58

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Solution

The fourth proportional to 29,379,443.98, 40,500,902.13 and 20,531,424.58 is: 28,303,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379,443.98 : 40,500,902.13 = 20,531,424.58 : x
  2. Step 2: Convert to fraction form
    29,379,443.98/40,500,902.13 = 20,531,424.58/x
  3. Step 3: Cross multiply
    29,379,443.98x = 40,500,902.13 × 20,531,424.58
  4. Step 4: Simplify right side
    29,379,443.98x = 831,541,217,504,056.38
  5. Step 5: Solve for x
    x = 831,541,217,504,056.38/29,379,443.98
  6. Step 6: Final answer
    x = 28,303,504.25

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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.