Home / 9,284,408.64-12,811,893.12-5,154,521.58

Finding the Fourth Proportional to 9,284,408.64, 12,811,893.12 and 5,154,521.58

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Solution

The fourth proportional to 9,284,408.64, 12,811,893.12 and 5,154,521.58 is: 7,112,911.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284,408.64 : 12,811,893.12 = 5,154,521.58 : x
  2. Step 2: Convert to fraction form
    9,284,408.64/12,811,893.12 = 5,154,521.58/x
  3. Step 3: Cross multiply
    9,284,408.64x = 12,811,893.12 × 5,154,521.58
  4. Step 4: Simplify right side
    9,284,408.64x = 66,039,179,567,693.52
  5. Step 5: Solve for x
    x = 66,039,179,567,693.52/9,284,408.64
  6. Step 6: Final answer
    x = 7,112,911.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.