Home / 17,867,315.91-26,787,907.76-5,729,870.51

Finding the Fourth Proportional to 17,867,315.91, 26,787,907.76 and 5,729,870.51

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Solution

The fourth proportional to 17,867,315.91, 26,787,907.76 and 5,729,870.51 is: 8,590,615.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,867,315.91 : 26,787,907.76 = 5,729,870.51 : x
  2. Step 2: Convert to fraction form
    17,867,315.91/26,787,907.76 = 5,729,870.51/x
  3. Step 3: Cross multiply
    17,867,315.91x = 26,787,907.76 × 5,729,870.51
  4. Step 4: Simplify right side
    17,867,315.91x = 153,491,242,536,035.25
  5. Step 5: Solve for x
    x = 153,491,242,536,035.25/17,867,315.91
  6. Step 6: Final answer
    x = 8,590,615.59

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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.