Home / 26,969,756.32-37,221,904.72-15,211,438.28

Finding the Fourth Proportional to 26,969,756.32, 37,221,904.72 and 15,211,438.28

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Solution

The fourth proportional to 26,969,756.32, 37,221,904.72 and 15,211,438.28 is: 20,993,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969,756.32 : 37,221,904.72 = 15,211,438.28 : x
  2. Step 2: Convert to fraction form
    26,969,756.32/37,221,904.72 = 15,211,438.28/x
  3. Step 3: Cross multiply
    26,969,756.32x = 37,221,904.72 × 15,211,438.28
  4. Step 4: Simplify right side
    26,969,756.32x = 566,198,706,312,320.62
  5. Step 5: Solve for x
    x = 566,198,706,312,320.62/26,969,756.32
  6. Step 6: Final answer
    x = 20,993,838.42

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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.