Home / 8,615,479.57-11,889,361.92-4,748,000.69

Finding the Fourth Proportional to 8,615,479.57, 11,889,361.92 and 4,748,000.69

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Solution

The fourth proportional to 8,615,479.57, 11,889,361.92 and 4,748,000.69 is: 6,552,241.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,479.57 : 11,889,361.92 = 4,748,000.69 : x
  2. Step 2: Convert to fraction form
    8,615,479.57/11,889,361.92 = 4,748,000.69/x
  3. Step 3: Cross multiply
    8,615,479.57x = 11,889,361.92 × 4,748,000.69
  4. Step 4: Simplify right side
    8,615,479.57x = 56,450,698,633,992.01
  5. Step 5: Solve for x
    x = 56,450,698,633,992.01/8,615,479.57
  6. Step 6: Final answer
    x = 6,552,241.02

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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.