Home / 21,734,938.24-29,994,889.56-11,945,204.32

Finding the Fourth Proportional to 21,734,938.24, 29,994,889.56 and 11,945,204.32

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Solution

The fourth proportional to 21,734,938.24, 29,994,889.56 and 11,945,204.32 is: 16,484,752.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,938.24 : 29,994,889.56 = 11,945,204.32 : x
  2. Step 2: Convert to fraction form
    21,734,938.24/29,994,889.56 = 11,945,204.32/x
  3. Step 3: Cross multiply
    21,734,938.24x = 29,994,889.56 × 11,945,204.32
  4. Step 4: Simplify right side
    21,734,938.24x = 358,295,084,350,034.88
  5. Step 5: Solve for x
    x = 358,295,084,350,034.88/21,734,938.24
  6. Step 6: Final answer
    x = 16,484,752.82

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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.