Home / 5,107,030.94-7,047,701.24-2,815,229.90

Finding the Fourth Proportional to 5,107,030.94, 7,047,701.24 and 2,815,229.90

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Solution

The fourth proportional to 5,107,030.94, 7,047,701.24 and 2,815,229.90 is: 3,885,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107,030.94 : 7,047,701.24 = 2,815,229.90 : x
  2. Step 2: Convert to fraction form
    5,107,030.94/7,047,701.24 = 2,815,229.90/x
  3. Step 3: Cross multiply
    5,107,030.94x = 7,047,701.24 × 2,815,229.90
  4. Step 4: Simplify right side
    5,107,030.94x = 19,840,899,257,115.07
  5. Step 5: Solve for x
    x = 19,840,899,257,115.07/5,107,030.94
  6. Step 6: Final answer
    x = 3,885,016.46

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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.