Home / 6,435,652.92-8,879,001.21-3,681,336.89

Finding the Fourth Proportional to 6,435,652.92, 8,879,001.21 and 3,681,336.89

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Solution

The fourth proportional to 6,435,652.92, 8,879,001.21 and 3,681,336.89 is: 5,078,986.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,435,652.92 : 8,879,001.21 = 3,681,336.89 : x
  2. Step 2: Convert to fraction form
    6,435,652.92/8,879,001.21 = 3,681,336.89/x
  3. Step 3: Cross multiply
    6,435,652.92x = 8,879,001.21 × 3,681,336.89
  4. Step 4: Simplify right side
    6,435,652.92x = 32,686,594,656,332.63
  5. Step 5: Solve for x
    x = 32,686,594,656,332.63/6,435,652.92
  6. Step 6: Final answer
    x = 5,078,986.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.