Home / 4,863,138.40-7,286,834.40-4,579,703.20

Finding the Fourth Proportional to 4,863,138.40, 7,286,834.40 and 4,579,703.20

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Solution

The fourth proportional to 4,863,138.40, 7,286,834.40 and 4,579,703.20 is: 6,862,140.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863,138.40 : 7,286,834.40 = 4,579,703.20 : x
  2. Step 2: Convert to fraction form
    4,863,138.40/7,286,834.40 = 4,579,703.20/x
  3. Step 3: Cross multiply
    4,863,138.40x = 7,286,834.40 × 4,579,703.20
  4. Step 4: Simplify right side
    4,863,138.40x = 33,371,538,819,550.08
  5. Step 5: Solve for x
    x = 33,371,538,819,550.08/4,863,138.40
  6. Step 6: Final answer
    x = 6,862,140.47

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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.