Home / 6,465,618.32-9,699,177.86-2,148,053.85

Finding the Fourth Proportional to 6,465,618.32, 9,699,177.86 and 2,148,053.85

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Solution

The fourth proportional to 6,465,618.32, 9,699,177.86 and 2,148,053.85 is: 3,222,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,465,618.32 : 9,699,177.86 = 2,148,053.85 : x
  2. Step 2: Convert to fraction form
    6,465,618.32/9,699,177.86 = 2,148,053.85/x
  3. Step 3: Cross multiply
    6,465,618.32x = 9,699,177.86 × 2,148,053.85
  4. Step 4: Simplify right side
    6,465,618.32x = 20,834,356,333,267.49
  5. Step 5: Solve for x
    x = 20,834,356,333,267.49/6,465,618.32
  6. Step 6: Final answer
    x = 3,222,330.07

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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.