Home / 7,118,351.91-10,679,347.93-2,069,662.41

Finding the Fourth Proportional to 7,118,351.91, 10,679,347.93 and 2,069,662.41

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Solution

The fourth proportional to 7,118,351.91, 10,679,347.93 and 2,069,662.41 is: 3,105,022.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,351.91 : 10,679,347.93 = 2,069,662.41 : x
  2. Step 2: Convert to fraction form
    7,118,351.91/10,679,347.93 = 2,069,662.41/x
  3. Step 3: Cross multiply
    7,118,351.91x = 10,679,347.93 × 2,069,662.41
  4. Step 4: Simplify right side
    7,118,351.91x = 22,102,644,915,461.42
  5. Step 5: Solve for x
    x = 22,102,644,915,461.42/7,118,351.91
  6. Step 6: Final answer
    x = 3,105,022.79

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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.