Home / 11,170,090.64-15,415,385.04-8,411,911.85

Finding the Fourth Proportional to 11,170,090.64, 15,415,385.04 and 8,411,911.85

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Solution

The fourth proportional to 11,170,090.64, 15,415,385.04 and 8,411,911.85 is: 11,608,935.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,170,090.64 : 15,415,385.04 = 8,411,911.85 : x
  2. Step 2: Convert to fraction form
    11,170,090.64/15,415,385.04 = 8,411,911.85/x
  3. Step 3: Cross multiply
    11,170,090.64x = 15,415,385.04 × 8,411,911.85
  4. Step 4: Simplify right side
    11,170,090.64x = 129,672,860,013,211.80
  5. Step 5: Solve for x
    x = 129,672,860,013,211.80/11,170,090.64
  6. Step 6: Final answer
    x = 11,608,935.35

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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.