Home / 23,022,910.08-31,771,873.44-12,709,638.72

Finding the Fourth Proportional to 23,022,910.08, 31,771,873.44 and 12,709,638.72

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Solution

The fourth proportional to 23,022,910.08, 31,771,873.44 and 12,709,638.72 is: 17,539,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022,910.08 : 31,771,873.44 = 12,709,638.72 : x
  2. Step 2: Convert to fraction form
    23,022,910.08/31,771,873.44 = 12,709,638.72/x
  3. Step 3: Cross multiply
    23,022,910.08x = 31,771,873.44 × 12,709,638.72
  4. Step 4: Simplify right side
    23,022,910.08x = 403,809,032,879,963.62
  5. Step 5: Solve for x
    x = 403,809,032,879,963.62/23,022,910.08
  6. Step 6: Final answer
    x = 17,539,443.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.