Home / 8,646,853.27-12,970,072.10-2,811,031.41

Finding the Fourth Proportional to 8,646,853.27, 12,970,072.10 and 2,811,031.41

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Solution

The fourth proportional to 8,646,853.27, 12,970,072.10 and 2,811,031.41 is: 4,216,479.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,853.27 : 12,970,072.10 = 2,811,031.41 : x
  2. Step 2: Convert to fraction form
    8,646,853.27/12,970,072.10 = 2,811,031.41/x
  3. Step 3: Cross multiply
    8,646,853.27x = 12,970,072.10 × 2,811,031.41
  4. Step 4: Simplify right side
    8,646,853.27x = 36,459,280,063,064.66
  5. Step 5: Solve for x
    x = 36,459,280,063,064.66/8,646,853.27
  6. Step 6: Final answer
    x = 4,216,479.56

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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.