Home / 6,518,102.80-9,786,485.40-3,683,750.80

Finding the Fourth Proportional to 6,518,102.80, 9,786,485.40 and 3,683,750.80

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Solution

The fourth proportional to 6,518,102.80, 9,786,485.40 and 3,683,750.80 is: 5,530,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518,102.80 : 9,786,485.40 = 3,683,750.80 : x
  2. Step 2: Convert to fraction form
    6,518,102.80/9,786,485.40 = 3,683,750.80/x
  3. Step 3: Cross multiply
    6,518,102.80x = 9,786,485.40 × 3,683,750.80
  4. Step 4: Simplify right side
    6,518,102.80x = 36,050,973,421,438.32
  5. Step 5: Solve for x
    x = 36,050,973,421,438.32/6,518,102.80
  6. Step 6: Final answer
    x = 5,530,899.79

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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.