Home / 5,346,028.40-8,019,042.60-4,338,258.80

Finding the Fourth Proportional to 5,346,028.40, 8,019,042.60 and 4,338,258.80

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Solution

The fourth proportional to 5,346,028.40, 8,019,042.60 and 4,338,258.80 is: 6,507,388.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,028.40 : 8,019,042.60 = 4,338,258.80 : x
  2. Step 2: Convert to fraction form
    5,346,028.40/8,019,042.60 = 4,338,258.80/x
  3. Step 3: Cross multiply
    5,346,028.40x = 8,019,042.60 × 4,338,258.80
  4. Step 4: Simplify right side
    5,346,028.40x = 34,788,682,127,024.88
  5. Step 5: Solve for x
    x = 34,788,682,127,024.88/5,346,028.40
  6. Step 6: Final answer
    x = 6,507,388.20

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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.