Home / 10,071,405.54-15,111,573.57-5,277,955.14

Finding the Fourth Proportional to 10,071,405.54, 15,111,573.57 and 5,277,955.14

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Solution

The fourth proportional to 10,071,405.54, 15,111,573.57 and 5,277,955.14 is: 7,919,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,405.54 : 15,111,573.57 = 5,277,955.14 : x
  2. Step 2: Convert to fraction form
    10,071,405.54/15,111,573.57 = 5,277,955.14/x
  3. Step 3: Cross multiply
    10,071,405.54x = 15,111,573.57 × 5,277,955.14
  4. Step 4: Simplify right side
    10,071,405.54x = 79,758,207,397,269.64
  5. Step 5: Solve for x
    x = 79,758,207,397,269.64/10,071,405.54
  6. Step 6: Final answer
    x = 7,919,272.75

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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.