Home / 29,379,388.83-40,500,826.26-20,531,369.52

Finding the Fourth Proportional to 29,379,388.83, 40,500,826.26 and 20,531,369.52

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Solution

The fourth proportional to 29,379,388.83, 40,500,826.26 and 20,531,369.52 is: 28,303,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379,388.83 : 40,500,826.26 = 20,531,369.52 : x
  2. Step 2: Convert to fraction form
    29,379,388.83/40,500,826.26 = 20,531,369.52/x
  3. Step 3: Cross multiply
    29,379,388.83x = 40,500,826.26 × 20,531,369.52
  4. Step 4: Simplify right side
    29,379,388.83x = 831,537,429,809,379.50
  5. Step 5: Solve for x
    x = 831,537,429,809,379.50/29,379,388.83
  6. Step 6: Final answer
    x = 28,303,428.46

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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.