Home / 8,286,051.15-12,408,081.53-6,606,435.15

Finding the Fourth Proportional to 8,286,051.15, 12,408,081.53 and 6,606,435.15

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Solution

The fourth proportional to 8,286,051.15, 12,408,081.53 and 6,606,435.15 is: 9,892,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,051.15 : 12,408,081.53 = 6,606,435.15 : x
  2. Step 2: Convert to fraction form
    8,286,051.15/12,408,081.53 = 6,606,435.15/x
  3. Step 3: Cross multiply
    8,286,051.15x = 12,408,081.53 × 6,606,435.15
  4. Step 4: Simplify right side
    8,286,051.15x = 81,973,185,930,825.61
  5. Step 5: Solve for x
    x = 81,973,185,930,825.61/8,286,051.15
  6. Step 6: Final answer
    x = 9,892,913.34

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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.