Home / 8,263,401.60-12,395,102.40-6,562,790.40

Finding the Fourth Proportional to 8,263,401.60, 12,395,102.40 and 6,562,790.40

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Solution

The fourth proportional to 8,263,401.60, 12,395,102.40 and 6,562,790.40 is: 9,844,185.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,401.60 : 12,395,102.40 = 6,562,790.40 : x
  2. Step 2: Convert to fraction form
    8,263,401.60/12,395,102.40 = 6,562,790.40/x
  3. Step 3: Cross multiply
    8,263,401.60x = 12,395,102.40 × 6,562,790.40
  4. Step 4: Simplify right side
    8,263,401.60x = 81,346,459,037,736.97
  5. Step 5: Solve for x
    x = 81,346,459,037,736.97/8,263,401.60
  6. Step 6: Final answer
    x = 9,844,185.60

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Double scale
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Similar ratio
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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.