Home / 6,900,968.40-10,343,676.60-3,308,456.40

Finding the Fourth Proportional to 6,900,968.40, 10,343,676.60 and 3,308,456.40

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Solution

The fourth proportional to 6,900,968.40, 10,343,676.60 and 3,308,456.40 is: 4,958,956.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900,968.40 : 10,343,676.60 = 3,308,456.40 : x
  2. Step 2: Convert to fraction form
    6,900,968.40/10,343,676.60 = 3,308,456.40/x
  3. Step 3: Cross multiply
    6,900,968.40x = 10,343,676.60 × 3,308,456.40
  4. Step 4: Simplify right side
    6,900,968.40x = 34,221,603,046,800.24
  5. Step 5: Solve for x
    x = 34,221,603,046,800.24/6,900,968.40
  6. Step 6: Final answer
    x = 4,958,956.64

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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.