Home / 4,139,777.40-6,209,666.10-3,908,830.20

Finding the Fourth Proportional to 4,139,777.40, 6,209,666.10 and 3,908,830.20

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Solution

The fourth proportional to 4,139,777.40, 6,209,666.10 and 3,908,830.20 is: 5,863,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,139,777.40 : 6,209,666.10 = 3,908,830.20 : x
  2. Step 2: Convert to fraction form
    4,139,777.40/6,209,666.10 = 3,908,830.20/x
  3. Step 3: Cross multiply
    4,139,777.40x = 6,209,666.10 × 3,908,830.20
  4. Step 4: Simplify right side
    4,139,777.40x = 24,272,530,383,596.22
  5. Step 5: Solve for x
    x = 24,272,530,383,596.22/4,139,777.40
  6. Step 6: Final answer
    x = 5,863,245.30

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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.