Home / 29,379,227.73-40,500,603.59-20,531,208.96

Finding the Fourth Proportional to 29,379,227.73, 40,500,603.59 and 20,531,208.96

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Solution

The fourth proportional to 29,379,227.73, 40,500,603.59 and 20,531,208.96 is: 28,303,206.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379,227.73 : 40,500,603.59 = 20,531,208.96 : x
  2. Step 2: Convert to fraction form
    29,379,227.73/40,500,603.59 = 20,531,208.96/x
  3. Step 3: Cross multiply
    29,379,227.73x = 40,500,603.59 × 20,531,208.96
  4. Step 4: Simplify right side
    29,379,227.73x = 831,526,355,209,760.12
  5. Step 5: Solve for x
    x = 831,526,355,209,760.12/29,379,227.73
  6. Step 6: Final answer
    x = 28,303,206.70

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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.