Home / 11,271,090.21-15,544,503.09-8,663,904.93

Finding the Fourth Proportional to 11,271,090.21, 15,544,503.09 and 8,663,904.93

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Solution

The fourth proportional to 11,271,090.21, 15,544,503.09 and 8,663,904.93 is: 11,948,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271,090.21 : 15,544,503.09 = 8,663,904.93 : x
  2. Step 2: Convert to fraction form
    11,271,090.21/15,544,503.09 = 8,663,904.93/x
  3. Step 3: Cross multiply
    11,271,090.21x = 15,544,503.09 × 8,663,904.93
  4. Step 4: Simplify right side
    11,271,090.21x = 134,676,096,955,851.23
  5. Step 5: Solve for x
    x = 134,676,096,955,851.23/11,271,090.21
  6. Step 6: Final answer
    x = 11,948,808.36

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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.