Home / 19,942,784.40-29,910,029.40-8,583,603.60

Finding the Fourth Proportional to 19,942,784.40, 29,910,029.40 and 8,583,603.60

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Solution

The fourth proportional to 19,942,784.40, 29,910,029.40 and 8,583,603.60 is: 12,873,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,942,784.40 : 29,910,029.40 = 8,583,603.60 : x
  2. Step 2: Convert to fraction form
    19,942,784.40/29,910,029.40 = 8,583,603.60/x
  3. Step 3: Cross multiply
    19,942,784.40x = 29,910,029.40 × 8,583,603.60
  4. Step 4: Simplify right side
    19,942,784.40x = 256,735,836,033,945.81
  5. Step 5: Solve for x
    x = 256,735,836,033,945.81/19,942,784.40
  6. Step 6: Final answer
    x = 12,873,620.40

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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.