Home / 7,477,725.60-11,216,588.40-4,628,599.20

Finding the Fourth Proportional to 7,477,725.60, 11,216,588.40 and 4,628,599.20

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Solution

The fourth proportional to 7,477,725.60, 11,216,588.40 and 4,628,599.20 is: 6,942,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,725.60 : 11,216,588.40 = 4,628,599.20 : x
  2. Step 2: Convert to fraction form
    7,477,725.60/11,216,588.40 = 4,628,599.20/x
  3. Step 3: Cross multiply
    7,477,725.60x = 11,216,588.40 × 4,628,599.20
  4. Step 4: Simplify right side
    7,477,725.60x = 51,917,092,094,969.28
  5. Step 5: Solve for x
    x = 51,917,092,094,969.28/7,477,725.60
  6. Step 6: Final answer
    x = 6,942,898.80

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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.