Home / 8,323,699.96-12,485,615.55-2,931,115.65

Finding the Fourth Proportional to 8,323,699.96, 12,485,615.55 and 2,931,115.65

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Solution

The fourth proportional to 8,323,699.96, 12,485,615.55 and 2,931,115.65 is: 4,396,696.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,699.96 : 12,485,615.55 = 2,931,115.65 : x
  2. Step 2: Convert to fraction form
    8,323,699.96/12,485,615.55 = 2,931,115.65/x
  3. Step 3: Cross multiply
    8,323,699.96x = 12,485,615.55 × 2,931,115.65
  4. Step 4: Simplify right side
    8,323,699.96x = 36,596,783,138,488.36
  5. Step 5: Solve for x
    x = 36,596,783,138,488.36/8,323,699.96
  6. Step 6: Final answer
    x = 4,396,696.58

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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.