Home / 26,940,103.20-40,410,154.80-7,771,485.60

Finding the Fourth Proportional to 26,940,103.20, 40,410,154.80 and 7,771,485.60

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Solution

The fourth proportional to 26,940,103.20, 40,410,154.80 and 7,771,485.60 is: 11,657,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940,103.20 : 40,410,154.80 = 7,771,485.60 : x
  2. Step 2: Convert to fraction form
    26,940,103.20/40,410,154.80 = 7,771,485.60/x
  3. Step 3: Cross multiply
    26,940,103.20x = 40,410,154.80 × 7,771,485.60
  4. Step 4: Simplify right side
    26,940,103.20x = 314,046,936,121,970.81
  5. Step 5: Solve for x
    x = 314,046,936,121,970.81/26,940,103.20
  6. Step 6: Final answer
    x = 11,657,228.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.