Home / 8,286,028.15-12,408,047.02-6,606,412.15

Finding the Fourth Proportional to 8,286,028.15, 12,408,047.02 and 6,606,412.15

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Solution

The fourth proportional to 8,286,028.15, 12,408,047.02 and 6,606,412.15 is: 9,892,878.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286,028.15 : 12,408,047.02 = 6,606,412.15 : x
  2. Step 2: Convert to fraction form
    8,286,028.15/12,408,047.02 = 6,606,412.15/x
  3. Step 3: Cross multiply
    8,286,028.15x = 12,408,047.02 × 6,606,412.15
  4. Step 4: Simplify right side
    8,286,028.15x = 81,972,672,590,699.30
  5. Step 5: Solve for x
    x = 81,972,672,590,699.30/8,286,028.15
  6. Step 6: Final answer
    x = 9,892,878.84

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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.