Home / 5,518,286.40-7,615,180.26-3,070,855.56

Finding the Fourth Proportional to 5,518,286.40, 7,615,180.26 and 3,070,855.56

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Solution

The fourth proportional to 5,518,286.40, 7,615,180.26 and 3,070,855.56 is: 4,237,750.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518,286.40 : 7,615,180.26 = 3,070,855.56 : x
  2. Step 2: Convert to fraction form
    5,518,286.40/7,615,180.26 = 3,070,855.56/x
  3. Step 3: Cross multiply
    5,518,286.40x = 7,615,180.26 × 3,070,855.56
  4. Step 4: Simplify right side
    5,518,286.40x = 23,385,118,641,823.25
  5. Step 5: Solve for x
    x = 23,385,118,641,823.25/5,518,286.40
  6. Step 6: Final answer
    x = 4,237,750.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.