Home / 7,283,872.09-10,051,745.49-4,020,688.93

Finding the Fourth Proportional to 7,283,872.09, 10,051,745.49 and 4,020,688.93

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Solution

The fourth proportional to 7,283,872.09, 10,051,745.49 and 4,020,688.93 is: 5,548,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,283,872.09 : 10,051,745.49 = 4,020,688.93 : x
  2. Step 2: Convert to fraction form
    7,283,872.09/10,051,745.49 = 4,020,688.93/x
  3. Step 3: Cross multiply
    7,283,872.09x = 10,051,745.49 × 4,020,688.93
  4. Step 4: Simplify right side
    7,283,872.09x = 40,414,941,818,820.43
  5. Step 5: Solve for x
    x = 40,414,941,818,820.43/7,283,872.09
  6. Step 6: Final answer
    x = 5,548,551.83

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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.