Home / 7,118,236.54-9,823,111.12-3,854,975.59

Finding the Fourth Proportional to 7,118,236.54, 9,823,111.12 and 3,854,975.59

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Solution

The fourth proportional to 7,118,236.54, 9,823,111.12 and 3,854,975.59 is: 5,319,836.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,118,236.54 : 9,823,111.12 = 3,854,975.59 : x
  2. Step 2: Convert to fraction form
    7,118,236.54/9,823,111.12 = 3,854,975.59/x
  3. Step 3: Cross multiply
    7,118,236.54x = 9,823,111.12 × 3,854,975.59
  4. Step 4: Simplify right side
    7,118,236.54x = 37,867,853,585,457.55
  5. Step 5: Solve for x
    x = 37,867,853,585,457.55/7,118,236.54
  6. Step 6: Final answer
    x = 5,319,836.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.