Home / 7,262,406.40-10,893,609.60-3,220,830.40

Finding the Fourth Proportional to 7,262,406.40, 10,893,609.60 and 3,220,830.40

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Solution

The fourth proportional to 7,262,406.40, 10,893,609.60 and 3,220,830.40 is: 4,831,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262,406.40 : 10,893,609.60 = 3,220,830.40 : x
  2. Step 2: Convert to fraction form
    7,262,406.40/10,893,609.60 = 3,220,830.40/x
  3. Step 3: Cross multiply
    7,262,406.40x = 10,893,609.60 × 3,220,830.40
  4. Step 4: Simplify right side
    7,262,406.40x = 35,086,468,965,411.84
  5. Step 5: Solve for x
    x = 35,086,468,965,411.84/7,262,406.40
  6. Step 6: Final answer
    x = 4,831,245.60

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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.