Home / 32,721,230.20-49,025,858.10-20,739,969.40

Finding the Fourth Proportional to 32,721,230.20, 49,025,858.10 and 20,739,969.40

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Solution

The fourth proportional to 32,721,230.20, 49,025,858.10 and 20,739,969.40 is: 31,074,467.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,721,230.20 : 49,025,858.10 = 20,739,969.40 : x
  2. Step 2: Convert to fraction form
    32,721,230.20/49,025,858.10 = 20,739,969.40/x
  3. Step 3: Cross multiply
    32,721,230.20x = 49,025,858.10 × 20,739,969.40
  4. Step 4: Simplify right side
    32,721,230.20x = 1,016,794,796,802,742.12
  5. Step 5: Solve for x
    x = 1,016,794,796,802,742.12/32,721,230.20
  6. Step 6: Final answer
    x = 31,074,467.27

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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.