Home / 6,912,142.20-10,371,323.70-2,427,636.60

Finding the Fourth Proportional to 6,912,142.20, 10,371,323.70 and 2,427,636.60

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Solution

The fourth proportional to 6,912,142.20, 10,371,323.70 and 2,427,636.60 is: 3,642,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,142.20 : 10,371,323.70 = 2,427,636.60 : x
  2. Step 2: Convert to fraction form
    6,912,142.20/10,371,323.70 = 2,427,636.60/x
  3. Step 3: Cross multiply
    6,912,142.20x = 10,371,323.70 × 2,427,636.60
  4. Step 4: Simplify right side
    6,912,142.20x = 25,177,805,004,567.42
  5. Step 5: Solve for x
    x = 25,177,805,004,567.42/6,912,142.20
  6. Step 6: Final answer
    x = 3,642,547.31

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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.