Home / 7,019,793.66-10,530,333.09-1,971,070.14

Finding the Fourth Proportional to 7,019,793.66, 10,530,333.09 and 1,971,070.14

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Solution

The fourth proportional to 7,019,793.66, 10,530,333.09 and 1,971,070.14 is: 2,956,785.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,793.66 : 10,530,333.09 = 1,971,070.14 : x
  2. Step 2: Convert to fraction form
    7,019,793.66/10,530,333.09 = 1,971,070.14/x
  3. Step 3: Cross multiply
    7,019,793.66x = 10,530,333.09 × 1,971,070.14
  4. Step 4: Simplify right side
    7,019,793.66x = 20,756,025,117,952.93
  5. Step 5: Solve for x
    x = 20,756,025,117,952.93/7,019,793.66
  6. Step 6: Final answer
    x = 2,956,785.64

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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.