Home / 11,470,578.40-17,205,867.60-9,455,039.20

Finding the Fourth Proportional to 11,470,578.40, 17,205,867.60 and 9,455,039.20

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Solution

The fourth proportional to 11,470,578.40, 17,205,867.60 and 9,455,039.20 is: 14,182,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,470,578.40 : 17,205,867.60 = 9,455,039.20 : x
  2. Step 2: Convert to fraction form
    11,470,578.40/17,205,867.60 = 9,455,039.20/x
  3. Step 3: Cross multiply
    11,470,578.40x = 17,205,867.60 × 9,455,039.20
  4. Step 4: Simplify right side
    11,470,578.40x = 162,682,152,628,009.91
  5. Step 5: Solve for x
    x = 162,682,152,628,009.91/11,470,578.40
  6. Step 6: Final answer
    x = 14,182,558.80

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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.