Home / 11,774,489.60-17,652,403.20-6,455,705.60

Finding the Fourth Proportional to 11,774,489.60, 17,652,403.20 and 6,455,705.60

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Solution

The fourth proportional to 11,774,489.60, 17,652,403.20 and 6,455,705.60 is: 9,678,442.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774,489.60 : 17,652,403.20 = 6,455,705.60 : x
  2. Step 2: Convert to fraction form
    11,774,489.60/17,652,403.20 = 6,455,705.60/x
  3. Step 3: Cross multiply
    11,774,489.60x = 17,652,403.20 × 6,455,705.60
  4. Step 4: Simplify right side
    11,774,489.60x = 113,958,718,191,697.91
  5. Step 5: Solve for x
    x = 113,958,718,191,697.91/11,774,489.60
  6. Step 6: Final answer
    x = 9,678,442.30

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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.