Home / 14,255,081.81-21,388,979.60-6,574,596.61

Finding the Fourth Proportional to 14,255,081.81, 21,388,979.60 and 6,574,596.61

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Solution

The fourth proportional to 14,255,081.81, 21,388,979.60 and 6,574,596.61 is: 9,864,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,255,081.81 : 21,388,979.60 = 6,574,596.61 : x
  2. Step 2: Convert to fraction form
    14,255,081.81/21,388,979.60 = 6,574,596.61/x
  3. Step 3: Cross multiply
    14,255,081.81x = 21,388,979.60 × 6,574,596.61
  4. Step 4: Simplify right side
    14,255,081.81x = 140,623,912,766,420.56
  5. Step 5: Solve for x
    x = 140,623,912,766,420.56/14,255,081.81
  6. Step 6: Final answer
    x = 9,864,826.78

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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.