Home / 16,835,845.60-23,231,733.14-12,427,916.32

Finding the Fourth Proportional to 16,835,845.60, 23,231,733.14 and 12,427,916.32

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Solution

The fourth proportional to 16,835,845.60, 23,231,733.14 and 12,427,916.32 is: 17,149,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,835,845.60 : 23,231,733.14 = 12,427,916.32 : x
  2. Step 2: Convert to fraction form
    16,835,845.60/23,231,733.14 = 12,427,916.32/x
  3. Step 3: Cross multiply
    16,835,845.60x = 23,231,733.14 × 12,427,916.32
  4. Step 4: Simplify right side
    16,835,845.60x = 288,722,035,432,490.88
  5. Step 5: Solve for x
    x = 288,722,035,432,490.88/16,835,845.60
  6. Step 6: Final answer
    x = 17,149,244.67

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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.