Home / 6,807,371.40-10,211,057.10-4,287,947.40

Finding the Fourth Proportional to 6,807,371.40, 10,211,057.10 and 4,287,947.40

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Solution

The fourth proportional to 6,807,371.40, 10,211,057.10 and 4,287,947.40 is: 6,431,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807,371.40 : 10,211,057.10 = 4,287,947.40 : x
  2. Step 2: Convert to fraction form
    6,807,371.40/10,211,057.10 = 4,287,947.40/x
  3. Step 3: Cross multiply
    6,807,371.40x = 10,211,057.10 × 4,287,947.40
  4. Step 4: Simplify right side
    6,807,371.40x = 43,784,475,743,196.54
  5. Step 5: Solve for x
    x = 43,784,475,743,196.54/6,807,371.40
  6. Step 6: Final answer
    x = 6,431,921.10

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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.