Home / 8,019,000.80-12,028,501.20-3,973,925.60

Finding the Fourth Proportional to 8,019,000.80, 12,028,501.20 and 3,973,925.60

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Solution

The fourth proportional to 8,019,000.80, 12,028,501.20 and 3,973,925.60 is: 5,960,888.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,019,000.80 : 12,028,501.20 = 3,973,925.60 : x
  2. Step 2: Convert to fraction form
    8,019,000.80/12,028,501.20 = 3,973,925.60/x
  3. Step 3: Cross multiply
    8,019,000.80x = 12,028,501.20 × 3,973,925.60
  4. Step 4: Simplify right side
    8,019,000.80x = 47,800,368,848,310.72
  5. Step 5: Solve for x
    x = 47,800,368,848,310.72/8,019,000.80
  6. Step 6: Final answer
    x = 5,960,888.40

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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.