Home / 12,811,245.52-19,217,091.04-4,720,056.40

Finding the Fourth Proportional to 12,811,245.52, 19,217,091.04 and 4,720,056.40

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Solution

The fourth proportional to 12,811,245.52, 19,217,091.04 and 4,720,056.40 is: 7,080,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,811,245.52 : 19,217,091.04 = 4,720,056.40 : x
  2. Step 2: Convert to fraction form
    12,811,245.52/19,217,091.04 = 4,720,056.40/x
  3. Step 3: Cross multiply
    12,811,245.52x = 19,217,091.04 × 4,720,056.40
  4. Step 4: Simplify right side
    12,811,245.52x = 90,705,753,552,734.66
  5. Step 5: Solve for x
    x = 90,705,753,552,734.66/12,811,245.52
  6. Step 6: Final answer
    x = 7,080,166.67

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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.