Home / 9,879,820.38-14,817,656.97-2,786,449.50

Finding the Fourth Proportional to 9,879,820.38, 14,817,656.97 and 2,786,449.50

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Solution

The fourth proportional to 9,879,820.38, 14,817,656.97 and 2,786,449.50 is: 4,179,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,820.38 : 14,817,656.97 = 2,786,449.50 : x
  2. Step 2: Convert to fraction form
    9,879,820.38/14,817,656.97 = 2,786,449.50/x
  3. Step 3: Cross multiply
    9,879,820.38x = 14,817,656.97 × 2,786,449.50
  4. Step 4: Simplify right side
    9,879,820.38x = 41,288,652,855,228.02
  5. Step 5: Solve for x
    x = 41,288,652,855,228.02/9,879,820.38
  6. Step 6: Final answer
    x = 4,179,089.42

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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.