Home / 8,778,090.50-12,113,782.61-4,910,676.24

Finding the Fourth Proportional to 8,778,090.50, 12,113,782.61 and 4,910,676.24

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Solution

The fourth proportional to 8,778,090.50, 12,113,782.61 and 4,910,676.24 is: 6,776,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,090.50 : 12,113,782.61 = 4,910,676.24 : x
  2. Step 2: Convert to fraction form
    8,778,090.50/12,113,782.61 = 4,910,676.24/x
  3. Step 3: Cross multiply
    8,778,090.50x = 12,113,782.61 × 4,910,676.24
  4. Step 4: Simplify right side
    8,778,090.50x = 59,486,864,439,452.19
  5. Step 5: Solve for x
    x = 59,486,864,439,452.19/8,778,090.50
  6. Step 6: Final answer
    x = 6,776,743.12

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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.