Home / 7,913,431.56-10,917,068.31-4,648,773.54

Finding the Fourth Proportional to 7,913,431.56, 10,917,068.31 and 4,648,773.54

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Solution

The fourth proportional to 7,913,431.56, 10,917,068.31 and 4,648,773.54 is: 6,413,270.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,431.56 : 10,917,068.31 = 4,648,773.54 : x
  2. Step 2: Convert to fraction form
    7,913,431.56/10,917,068.31 = 4,648,773.54/x
  3. Step 3: Cross multiply
    7,913,431.56x = 10,917,068.31 × 4,648,773.54
  4. Step 4: Simplify right side
    7,913,431.56x = 50,750,978,293,900.52
  5. Step 5: Solve for x
    x = 50,750,978,293,900.52/7,913,431.56
  6. Step 6: Final answer
    x = 6,413,270.64

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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.