Home / 8,286,030.90-12,408,051.15-6,606,414.90

Finding the Fourth Proportional to 8,286,030.90, 12,408,051.15 and 6,606,414.90

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Solution

The fourth proportional to 8,286,030.90, 12,408,051.15 and 6,606,414.90 is: 9,892,882.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,030.90 : 12,408,051.15 = 6,606,414.90 : x
  2. Step 2: Convert to fraction form
    8,286,030.90/12,408,051.15 = 6,606,414.90/x
  3. Step 3: Cross multiply
    8,286,030.90x = 12,408,051.15 × 6,606,414.90
  4. Step 4: Simplify right side
    8,286,030.90x = 81,972,733,997,322.14
  5. Step 5: Solve for x
    x = 81,972,733,997,322.14/8,286,030.90
  6. Step 6: Final answer
    x = 9,892,882.97

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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.