Home / 12,925,520.64-17,836,169.76-7,493,362.56

Finding the Fourth Proportional to 12,925,520.64, 17,836,169.76 and 7,493,362.56

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Solution

The fourth proportional to 12,925,520.64, 17,836,169.76 and 7,493,362.56 is: 10,340,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925,520.64 : 17,836,169.76 = 7,493,362.56 : x
  2. Step 2: Convert to fraction form
    12,925,520.64/17,836,169.76 = 7,493,362.56/x
  3. Step 3: Cross multiply
    12,925,520.64x = 17,836,169.76 × 7,493,362.56
  4. Step 4: Simplify right side
    12,925,520.64x = 133,652,886,693,388.19
  5. Step 5: Solve for x
    x = 133,652,886,693,388.19/12,925,520.64
  6. Step 6: Final answer
    x = 10,340,232.35

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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.