Home / 6,833,820.31-9,430,868.81-3,778,231.39

Finding the Fourth Proportional to 6,833,820.31, 9,430,868.81 and 3,778,231.39

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Solution

The fourth proportional to 6,833,820.31, 9,430,868.81 and 3,778,231.39 is: 5,214,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,833,820.31 : 9,430,868.81 = 3,778,231.39 : x
  2. Step 2: Convert to fraction form
    6,833,820.31/9,430,868.81 = 3,778,231.39/x
  3. Step 3: Cross multiply
    6,833,820.31x = 9,430,868.81 × 3,778,231.39
  4. Step 4: Simplify right side
    6,833,820.31x = 35,632,004,506,868.45
  5. Step 5: Solve for x
    x = 35,632,004,506,868.45/6,833,820.31
  6. Step 6: Final answer
    x = 5,214,068.11

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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.