Home / 21,503,833.36-29,675,276.88-11,846,041.36

Finding the Fourth Proportional to 21,503,833.36, 29,675,276.88 and 11,846,041.36

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Solution

The fourth proportional to 21,503,833.36, 29,675,276.88 and 11,846,041.36 is: 16,347,529.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503,833.36 : 29,675,276.88 = 11,846,041.36 : x
  2. Step 2: Convert to fraction form
    21,503,833.36/29,675,276.88 = 11,846,041.36/x
  3. Step 3: Cross multiply
    21,503,833.36x = 29,675,276.88 × 11,846,041.36
  4. Step 4: Simplify right side
    21,503,833.36x = 351,534,557,289,931.75
  5. Step 5: Solve for x
    x = 351,534,557,289,931.75/21,503,833.36
  6. Step 6: Final answer
    x = 16,347,529.83

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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.