Home / 19,108,188.23-26,365,676.82-12,140,000.27

Finding the Fourth Proportional to 19,108,188.23, 26,365,676.82 and 12,140,000.27

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Solution

The fourth proportional to 19,108,188.23, 26,365,676.82 and 12,140,000.27 is: 16,750,898.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,108,188.23 : 26,365,676.82 = 12,140,000.27 : x
  2. Step 2: Convert to fraction form
    19,108,188.23/26,365,676.82 = 12,140,000.27/x
  3. Step 3: Cross multiply
    19,108,188.23x = 26,365,676.82 × 12,140,000.27
  4. Step 4: Simplify right side
    19,108,188.23x = 320,079,323,593,581.81
  5. Step 5: Solve for x
    x = 320,079,323,593,581.81/19,108,188.23
  6. Step 6: Final answer
    x = 16,750,898.61

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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.