Home / 9,013,582.80-13,520,391.08-2,190,161.75

Finding the Fourth Proportional to 9,013,582.80, 13,520,391.08 and 2,190,161.75

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Solution

The fourth proportional to 9,013,582.80, 13,520,391.08 and 2,190,161.75 is: 3,285,246.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,013,582.80 : 13,520,391.08 = 2,190,161.75 : x
  2. Step 2: Convert to fraction form
    9,013,582.80/13,520,391.08 = 2,190,161.75/x
  3. Step 3: Cross multiply
    9,013,582.80x = 13,520,391.08 × 2,190,161.75
  4. Step 4: Simplify right side
    9,013,582.80x = 29,611,843,309,904.43
  5. Step 5: Solve for x
    x = 29,611,843,309,904.43/9,013,582.80
  6. Step 6: Final answer
    x = 3,285,246.72

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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.