Home / 7,254,205.59-10,010,803.38-3,990,950.27

Finding the Fourth Proportional to 7,254,205.59, 10,010,803.38 and 3,990,950.27

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Solution

The fourth proportional to 7,254,205.59, 10,010,803.38 and 3,990,950.27 is: 5,507,511.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254,205.59 : 10,010,803.38 = 3,990,950.27 : x
  2. Step 2: Convert to fraction form
    7,254,205.59/10,010,803.38 = 3,990,950.27/x
  3. Step 3: Cross multiply
    7,254,205.59x = 10,010,803.38 × 3,990,950.27
  4. Step 4: Simplify right side
    7,254,205.59x = 39,952,618,419,142.06
  5. Step 5: Solve for x
    x = 39,952,618,419,142.06/7,254,205.59
  6. Step 6: Final answer
    x = 5,507,511.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.