Home / 8,445,885.47-12,669,824.66-6,329,421.69

Finding the Fourth Proportional to 8,445,885.47, 12,669,824.66 and 6,329,421.69

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Solution

The fourth proportional to 8,445,885.47, 12,669,824.66 and 6,329,421.69 is: 9,494,879.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,885.47 : 12,669,824.66 = 6,329,421.69 : x
  2. Step 2: Convert to fraction form
    8,445,885.47/12,669,824.66 = 6,329,421.69/x
  3. Step 3: Cross multiply
    8,445,885.47x = 12,669,824.66 × 6,329,421.69
  4. Step 4: Simplify right side
    8,445,885.47x = 80,192,663,057,017.34
  5. Step 5: Solve for x
    x = 80,192,663,057,017.34/8,445,885.47
  6. Step 6: Final answer
    x = 9,494,879.29

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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.