Home / 15,763,179.36-21,754,419.84-8,796,047.52

Finding the Fourth Proportional to 15,763,179.36, 21,754,419.84 and 8,796,047.52

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Solution

The fourth proportional to 15,763,179.36, 21,754,419.84 and 8,796,047.52 is: 12,139,233.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,763,179.36 : 21,754,419.84 = 8,796,047.52 : x
  2. Step 2: Convert to fraction form
    15,763,179.36/21,754,419.84 = 8,796,047.52/x
  3. Step 3: Cross multiply
    15,763,179.36x = 21,754,419.84 × 8,796,047.52
  4. Step 4: Simplify right side
    15,763,179.36x = 191,352,910,682,670.78
  5. Step 5: Solve for x
    x = 191,352,910,682,670.78/15,763,179.36
  6. Step 6: Final answer
    x = 12,139,233.23

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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.