Home / 8,668,290.96-12,990,479.04-6,536,031.84

Finding the Fourth Proportional to 8,668,290.96, 12,990,479.04 and 6,536,031.84

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Solution

The fourth proportional to 8,668,290.96, 12,990,479.04 and 6,536,031.84 is: 9,795,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,668,290.96 : 12,990,479.04 = 6,536,031.84 : x
  2. Step 2: Convert to fraction form
    8,668,290.96/12,990,479.04 = 6,536,031.84/x
  3. Step 3: Cross multiply
    8,668,290.96x = 12,990,479.04 × 6,536,031.84
  4. Step 4: Simplify right side
    8,668,290.96x = 84,906,184,622,292.62
  5. Step 5: Solve for x
    x = 84,906,184,622,292.62/8,668,290.96
  6. Step 6: Final answer
    x = 9,795,031.69

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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.