Home / 7,118,352.47-10,679,348.77-2,069,662.97

Finding the Fourth Proportional to 7,118,352.47, 10,679,348.77 and 2,069,662.97

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Solution

The fourth proportional to 7,118,352.47, 10,679,348.77 and 2,069,662.97 is: 3,105,023.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,352.47 : 10,679,348.77 = 2,069,662.97 : x
  2. Step 2: Convert to fraction form
    7,118,352.47/10,679,348.77 = 2,069,662.97/x
  3. Step 3: Cross multiply
    7,118,352.47x = 10,679,348.77 × 2,069,662.97
  4. Step 4: Simplify right side
    7,118,352.47x = 22,102,652,692,984.05
  5. Step 5: Solve for x
    x = 22,102,652,692,984.05/7,118,352.47
  6. Step 6: Final answer
    x = 3,105,023.64

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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.