Home / 20,823,649.56-31,194,796.14-14,345,580.60

Finding the Fourth Proportional to 20,823,649.56, 31,194,796.14 and 14,345,580.60

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Solution

The fourth proportional to 20,823,649.56, 31,194,796.14 and 14,345,580.60 is: 21,490,347.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,823,649.56 : 31,194,796.14 = 14,345,580.60 : x
  2. Step 2: Convert to fraction form
    20,823,649.56/31,194,796.14 = 14,345,580.60/x
  3. Step 3: Cross multiply
    20,823,649.56x = 31,194,796.14 × 14,345,580.60
  4. Step 4: Simplify right side
    20,823,649.56x = 447,507,462,326,938.88
  5. Step 5: Solve for x
    x = 447,507,462,326,938.88/20,823,649.56
  6. Step 6: Final answer
    x = 21,490,347.36

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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.