Home / 7,128,840.60-10,693,260.90-2,336,686.20

Finding the Fourth Proportional to 7,128,840.60, 10,693,260.90 and 2,336,686.20

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Solution

The fourth proportional to 7,128,840.60, 10,693,260.90 and 2,336,686.20 is: 3,505,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,128,840.60 : 10,693,260.90 = 2,336,686.20 : x
  2. Step 2: Convert to fraction form
    7,128,840.60/10,693,260.90 = 2,336,686.20/x
  3. Step 3: Cross multiply
    7,128,840.60x = 10,693,260.90 × 2,336,686.20
  4. Step 4: Simplify right side
    7,128,840.60x = 24,986,795,178,029.58
  5. Step 5: Solve for x
    x = 24,986,795,178,029.58/7,128,840.60
  6. Step 6: Final answer
    x = 3,505,029.30

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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.