Home / 4,938,121.20-6,918,093.60-4,938,121.20

Finding the Fourth Proportional to 4,938,121.20, 6,918,093.60 and 4,938,121.20

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Solution

The fourth proportional to 4,938,121.20, 6,918,093.60 and 4,938,121.20 is: 6,918,093.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938,121.20 : 6,918,093.60 = 4,938,121.20 : x
  2. Step 2: Convert to fraction form
    4,938,121.20/6,918,093.60 = 4,938,121.20/x
  3. Step 3: Cross multiply
    4,938,121.20x = 6,918,093.60 × 4,938,121.20
  4. Step 4: Simplify right side
    4,938,121.20x = 34,162,384,669,744.32
  5. Step 5: Solve for x
    x = 34,162,384,669,744.32/4,938,121.20
  6. Step 6: Final answer
    x = 6,918,093.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.