Home / 21,025,078.20-31,512,891.24-9,497,090.16

Finding the Fourth Proportional to 21,025,078.20, 31,512,891.24 and 9,497,090.16

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Solution

The fourth proportional to 21,025,078.20, 31,512,891.24 and 9,497,090.16 is: 14,234,466.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025,078.20 : 31,512,891.24 = 9,497,090.16 : x
  2. Step 2: Convert to fraction form
    21,025,078.20/31,512,891.24 = 9,497,090.16/x
  3. Step 3: Cross multiply
    21,025,078.20x = 31,512,891.24 × 9,497,090.16
  4. Step 4: Simplify right side
    21,025,078.20x = 299,280,769,308,554.19
  5. Step 5: Solve for x
    x = 299,280,769,308,554.19/21,025,078.20
  6. Step 6: Final answer
    x = 14,234,466.41

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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.