Home / 7,177,891.05-10,768,436.93-2,059,921.98

Finding the Fourth Proportional to 7,177,891.05, 10,768,436.93 and 2,059,921.98

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Solution

The fourth proportional to 7,177,891.05, 10,768,436.93 and 2,059,921.98 is: 3,090,342.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177,891.05 : 10,768,436.93 = 2,059,921.98 : x
  2. Step 2: Convert to fraction form
    7,177,891.05/10,768,436.93 = 2,059,921.98/x
  3. Step 3: Cross multiply
    7,177,891.05x = 10,768,436.93 × 2,059,921.98
  4. Step 4: Simplify right side
    7,177,891.05x = 22,182,139,927,500.52
  5. Step 5: Solve for x
    x = 22,182,139,927,500.52/7,177,891.05
  6. Step 6: Final answer
    x = 3,090,342.24

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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.