Home / 11,586,688.40-17,380,032.60-6,211,917.20

Finding the Fourth Proportional to 11,586,688.40, 17,380,032.60 and 6,211,917.20

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Solution

The fourth proportional to 11,586,688.40, 17,380,032.60 and 6,211,917.20 is: 9,317,875.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,586,688.40 : 17,380,032.60 = 6,211,917.20 : x
  2. Step 2: Convert to fraction form
    11,586,688.40/17,380,032.60 = 6,211,917.20/x
  3. Step 3: Cross multiply
    11,586,688.40x = 17,380,032.60 × 6,211,917.20
  4. Step 4: Simplify right side
    11,586,688.40x = 107,963,323,444,500.73
  5. Step 5: Solve for x
    x = 107,963,323,444,500.73/11,586,688.40
  6. Step 6: Final answer
    x = 9,317,875.80

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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.