Home / 4,137,139.80-6,205,709.70-2,861,681.40

Finding the Fourth Proportional to 4,137,139.80, 6,205,709.70 and 2,861,681.40

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Solution

The fourth proportional to 4,137,139.80, 6,205,709.70 and 2,861,681.40 is: 4,292,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,137,139.80 : 6,205,709.70 = 2,861,681.40 : x
  2. Step 2: Convert to fraction form
    4,137,139.80/6,205,709.70 = 2,861,681.40/x
  3. Step 3: Cross multiply
    4,137,139.80x = 6,205,709.70 × 2,861,681.40
  4. Step 4: Simplify right side
    4,137,139.80x = 17,758,764,022,289.58
  5. Step 5: Solve for x
    x = 17,758,764,022,289.58/4,137,139.80
  6. Step 6: Final answer
    x = 4,292,522.10

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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.