Home / 13,446,289-20,169,609.18-4,470,841

Finding the Fourth Proportional to 13,446,289, 20,169,609.18 and 4,470,841

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Solution

The fourth proportional to 13,446,289, 20,169,609.18 and 4,470,841 is: 6,706,319.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,446,289 : 20,169,609.18 = 4,470,841 : x
  2. Step 2: Convert to fraction form
    13,446,289/20,169,609.18 = 4,470,841/x
  3. Step 3: Cross multiply
    13,446,289x = 20,169,609.18 × 4,470,841
  4. Step 4: Simplify right side
    13,446,289x = 90,175,115,675,920.38
  5. Step 5: Solve for x
    x = 90,175,115,675,920.38/13,446,289
  6. Step 6: Final answer
    x = 6,706,319.91

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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.