Home / 5,476,899.60-8,215,349.40-1,487,811.60

Finding the Fourth Proportional to 5,476,899.60, 8,215,349.40 and 1,487,811.60

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Solution

The fourth proportional to 5,476,899.60, 8,215,349.40 and 1,487,811.60 is: 2,231,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,476,899.60 : 8,215,349.40 = 1,487,811.60 : x
  2. Step 2: Convert to fraction form
    5,476,899.60/8,215,349.40 = 1,487,811.60/x
  3. Step 3: Cross multiply
    5,476,899.60x = 8,215,349.40 × 1,487,811.60
  4. Step 4: Simplify right side
    5,476,899.60x = 12,222,892,135,373.04
  5. Step 5: Solve for x
    x = 12,222,892,135,373.04/5,476,899.60
  6. Step 6: Final answer
    x = 2,231,717.40

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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.