Home / 19,973,639.82-29,969,090.88-10,740,820.93

Finding the Fourth Proportional to 19,973,639.82, 29,969,090.88 and 10,740,820.93

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Solution

The fourth proportional to 19,973,639.82, 29,969,090.88 and 10,740,820.93 is: 16,115,872.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,973,639.82 : 29,969,090.88 = 10,740,820.93 : x
  2. Step 2: Convert to fraction form
    19,973,639.82/29,969,090.88 = 10,740,820.93/x
  3. Step 3: Cross multiply
    19,973,639.82x = 29,969,090.88 × 10,740,820.93
  4. Step 4: Simplify right side
    19,973,639.82x = 321,892,638,576,976.12
  5. Step 5: Solve for x
    x = 321,892,638,576,976.12/19,973,639.82
  6. Step 6: Final answer
    x = 16,115,872.79

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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.