Home / 6,821,070.56-10,222,720.52-2,772,829.70

Finding the Fourth Proportional to 6,821,070.56, 10,222,720.52 and 2,772,829.70

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Solution

The fourth proportional to 6,821,070.56, 10,222,720.52 and 2,772,829.70 is: 4,155,632.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,070.56 : 10,222,720.52 = 2,772,829.70 : x
  2. Step 2: Convert to fraction form
    6,821,070.56/10,222,720.52 = 2,772,829.70/x
  3. Step 3: Cross multiply
    6,821,070.56x = 10,222,720.52 × 2,772,829.70
  4. Step 4: Simplify right side
    6,821,070.56x = 28,345,863,072,655.45
  5. Step 5: Solve for x
    x = 28,345,863,072,655.45/6,821,070.56
  6. Step 6: Final answer
    x = 4,155,632.58

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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.