Home / 6,918,676.65-10,378,014.44-3,506,431.77

Finding the Fourth Proportional to 6,918,676.65, 10,378,014.44 and 3,506,431.77

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Solution

The fourth proportional to 6,918,676.65, 10,378,014.44 and 3,506,431.77 is: 5,259,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,676.65 : 10,378,014.44 = 3,506,431.77 : x
  2. Step 2: Convert to fraction form
    6,918,676.65/10,378,014.44 = 3,506,431.77/x
  3. Step 3: Cross multiply
    6,918,676.65x = 10,378,014.44 × 3,506,431.77
  4. Step 4: Simplify right side
    6,918,676.65x = 36,389,799,524,402.60
  5. Step 5: Solve for x
    x = 36,389,799,524,402.60/6,918,676.65
  6. Step 6: Final answer
    x = 5,259,647.38

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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.