Home / 16,638,288.80-24,965,727.60-9,455,338.40

Finding the Fourth Proportional to 16,638,288.80, 24,965,727.60 and 9,455,338.40

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Solution

The fourth proportional to 16,638,288.80, 24,965,727.60 and 9,455,338.40 is: 14,187,721.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,638,288.80 : 24,965,727.60 = 9,455,338.40 : x
  2. Step 2: Convert to fraction form
    16,638,288.80/24,965,727.60 = 9,455,338.40/x
  3. Step 3: Cross multiply
    16,638,288.80x = 24,965,727.60 × 9,455,338.40
  4. Step 4: Simplify right side
    16,638,288.80x = 236,059,402,860,219.88
  5. Step 5: Solve for x
    x = 236,059,402,860,219.88/16,638,288.80
  6. Step 6: Final answer
    x = 14,187,721.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.