Home / 21,734,674.30-29,994,569.58-11,945,465.47

Finding the Fourth Proportional to 21,734,674.30, 29,994,569.58 and 11,945,465.47

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Solution

The fourth proportional to 21,734,674.30, 29,994,569.58 and 11,945,465.47 is: 16,485,137.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,674.30 : 29,994,569.58 = 11,945,465.47 : x
  2. Step 2: Convert to fraction form
    21,734,674.30/29,994,569.58 = 11,945,465.47/x
  3. Step 3: Cross multiply
    21,734,674.30x = 29,994,569.58 × 11,945,465.47
  4. Step 4: Simplify right side
    21,734,674.30x = 358,299,095,205,402.38
  5. Step 5: Solve for x
    x = 358,299,095,205,402.38/21,734,674.30
  6. Step 6: Final answer
    x = 16,485,137.54

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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.