Home / 23,008,021.47-31,751,733.60-12,695,408.88

Finding the Fourth Proportional to 23,008,021.47, 31,751,733.60 and 12,695,408.88

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Solution

The fourth proportional to 23,008,021.47, 31,751,733.60 and 12,695,408.88 is: 17,520,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,008,021.47 : 31,751,733.60 = 12,695,408.88 : x
  2. Step 2: Convert to fraction form
    23,008,021.47/31,751,733.60 = 12,695,408.88/x
  3. Step 3: Cross multiply
    23,008,021.47x = 31,751,733.60 × 12,695,408.88
  4. Step 4: Simplify right side
    23,008,021.47x = 403,101,240,700,834.44
  5. Step 5: Solve for x
    x = 403,101,240,700,834.44/23,008,021.47
  6. Step 6: Final answer
    x = 17,520,030.62

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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.