Home / 27,995,899.36-38,634,340.80-15,118,843.36

Finding the Fourth Proportional to 27,995,899.36, 38,634,340.80 and 15,118,843.36

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Solution

The fourth proportional to 27,995,899.36, 38,634,340.80 and 15,118,843.36 is: 20,864,003.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995,899.36 : 38,634,340.80 = 15,118,843.36 : x
  2. Step 2: Convert to fraction form
    27,995,899.36/38,634,340.80 = 15,118,843.36/x
  3. Step 3: Cross multiply
    27,995,899.36x = 38,634,340.80 × 15,118,843.36
  4. Step 4: Simplify right side
    27,995,899.36x = 584,106,546,872,057
  5. Step 5: Solve for x
    x = 584,106,546,872,057/27,995,899.36
  6. Step 6: Final answer
    x = 20,864,003.67

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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.