Home / 13,233,928.40-19,850,892.60-6,515,464.40

Finding the Fourth Proportional to 13,233,928.40, 19,850,892.60 and 6,515,464.40

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Solution

The fourth proportional to 13,233,928.40, 19,850,892.60 and 6,515,464.40 is: 9,773,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,928.40 : 19,850,892.60 = 6,515,464.40 : x
  2. Step 2: Convert to fraction form
    13,233,928.40/19,850,892.60 = 6,515,464.40/x
  3. Step 3: Cross multiply
    13,233,928.40x = 19,850,892.60 × 6,515,464.40
  4. Step 4: Simplify right side
    13,233,928.40x = 129,337,784,043,523.45
  5. Step 5: Solve for x
    x = 129,337,784,043,523.45/13,233,928.40
  6. Step 6: Final answer
    x = 9,773,196.60

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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.