Home / 6,942,399.60-10,413,599.40-5,262,783.60

Finding the Fourth Proportional to 6,942,399.60, 10,413,599.40 and 5,262,783.60

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Solution

The fourth proportional to 6,942,399.60, 10,413,599.40 and 5,262,783.60 is: 7,894,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,942,399.60 : 10,413,599.40 = 5,262,783.60 : x
  2. Step 2: Convert to fraction form
    6,942,399.60/10,413,599.40 = 5,262,783.60/x
  3. Step 3: Cross multiply
    6,942,399.60x = 10,413,599.40 × 5,262,783.60
  4. Step 4: Simplify right side
    6,942,399.60x = 54,804,520,139,289.84
  5. Step 5: Solve for x
    x = 54,804,520,139,289.84/6,942,399.60
  6. Step 6: Final answer
    x = 7,894,175.40

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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.