Home / 19,908,638.22-27,459,252.69-15,014,066.61

Finding the Fourth Proportional to 19,908,638.22, 27,459,252.69 and 15,014,066.61

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Solution

The fourth proportional to 19,908,638.22, 27,459,252.69 and 15,014,066.61 is: 20,708,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908,638.22 : 27,459,252.69 = 15,014,066.61 : x
  2. Step 2: Convert to fraction form
    19,908,638.22/27,459,252.69 = 15,014,066.61/x
  3. Step 3: Cross multiply
    19,908,638.22x = 27,459,252.69 × 15,014,066.61
  4. Step 4: Simplify right side
    19,908,638.22x = 412,275,048,948,481.69
  5. Step 5: Solve for x
    x = 412,275,048,948,481.69/19,908,638.22
  6. Step 6: Final answer
    x = 20,708,350.03

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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.