Home / 8,445,540.66-12,668,192.58-3,328,015.02

Finding the Fourth Proportional to 8,445,540.66, 12,668,192.58 and 3,328,015.02

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Solution

The fourth proportional to 8,445,540.66, 12,668,192.58 and 3,328,015.02 is: 4,991,975.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,540.66 : 12,668,192.58 = 3,328,015.02 : x
  2. Step 2: Convert to fraction form
    8,445,540.66/12,668,192.58 = 3,328,015.02/x
  3. Step 3: Cross multiply
    8,445,540.66x = 12,668,192.58 × 3,328,015.02
  4. Step 4: Simplify right side
    8,445,540.66x = 42,159,935,182,492.55
  5. Step 5: Solve for x
    x = 42,159,935,182,492.55/8,445,540.66
  6. Step 6: Final answer
    x = 4,991,975.87

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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.