Home / 19,132,907.07-28,685,904.21-8,886,888.48

Finding the Fourth Proportional to 19,132,907.07, 28,685,904.21 and 8,886,888.48

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Solution

The fourth proportional to 19,132,907.07, 28,685,904.21 and 8,886,888.48 is: 13,324,082.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,907.07 : 28,685,904.21 = 8,886,888.48 : x
  2. Step 2: Convert to fraction form
    19,132,907.07/28,685,904.21 = 8,886,888.48/x
  3. Step 3: Cross multiply
    19,132,907.07x = 28,685,904.21 × 8,886,888.48
  4. Step 4: Simplify right side
    19,132,907.07x = 254,928,431,662,232.53
  5. Step 5: Solve for x
    x = 254,928,431,662,232.53/19,132,907.07
  6. Step 6: Final answer
    x = 13,324,082.47

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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.