Home / 26,190,406.54-36,141,031.81-15,730,207.41

Finding the Fourth Proportional to 26,190,406.54, 36,141,031.81 and 15,730,207.41

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Solution

The fourth proportional to 26,190,406.54, 36,141,031.81 and 15,730,207.41 is: 21,706,647.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,190,406.54 : 36,141,031.81 = 15,730,207.41 : x
  2. Step 2: Convert to fraction form
    26,190,406.54/36,141,031.81 = 15,730,207.41/x
  3. Step 3: Cross multiply
    26,190,406.54x = 36,141,031.81 × 15,730,207.41
  4. Step 4: Simplify right side
    26,190,406.54x = 568,505,926,382,707.75
  5. Step 5: Solve for x
    x = 568,505,926,382,707.75/26,190,406.54
  6. Step 6: Final answer
    x = 21,706,647.64

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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.