Home / 5,137,428.54-7,089,079.23-2,845,015.14

Finding the Fourth Proportional to 5,137,428.54, 7,089,079.23 and 2,845,015.14

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Solution

The fourth proportional to 5,137,428.54, 7,089,079.23 and 2,845,015.14 is: 3,925,804.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,428.54 : 7,089,079.23 = 2,845,015.14 : x
  2. Step 2: Convert to fraction form
    5,137,428.54/7,089,079.23 = 2,845,015.14/x
  3. Step 3: Cross multiply
    5,137,428.54x = 7,089,079.23 × 2,845,015.14
  4. Step 4: Simplify right side
    5,137,428.54x = 20,168,537,738,009.54
  5. Step 5: Solve for x
    x = 20,168,537,738,009.54/5,137,428.54
  6. Step 6: Final answer
    x = 3,925,804.04

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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.