Home / 20,048,442.48-27,666,877.56-10,881,085.36

Finding the Fourth Proportional to 20,048,442.48, 27,666,877.56 and 10,881,085.36

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Solution

The fourth proportional to 20,048,442.48, 27,666,877.56 and 10,881,085.36 is: 15,015,912.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,048,442.48 : 27,666,877.56 = 10,881,085.36 : x
  2. Step 2: Convert to fraction form
    20,048,442.48/27,666,877.56 = 10,881,085.36/x
  3. Step 3: Cross multiply
    20,048,442.48x = 27,666,877.56 × 10,881,085.36
  4. Step 4: Simplify right side
    20,048,442.48x = 301,045,656,375,028.50
  5. Step 5: Solve for x
    x = 301,045,656,375,028.50/20,048,442.48
  6. Step 6: Final answer
    x = 15,015,912.42

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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.