Home / 8,134,923.60-12,202,385.40-2,069,643.60

Finding the Fourth Proportional to 8,134,923.60, 12,202,385.40 and 2,069,643.60

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Solution

The fourth proportional to 8,134,923.60, 12,202,385.40 and 2,069,643.60 is: 3,104,465.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134,923.60 : 12,202,385.40 = 2,069,643.60 : x
  2. Step 2: Convert to fraction form
    8,134,923.60/12,202,385.40 = 2,069,643.60/x
  3. Step 3: Cross multiply
    8,134,923.60x = 12,202,385.40 × 2,069,643.60
  4. Step 4: Simplify right side
    8,134,923.60x = 25,254,588,847,843.44
  5. Step 5: Solve for x
    x = 25,254,588,847,843.44/8,134,923.60
  6. Step 6: Final answer
    x = 3,104,465.40

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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.