Home / 9,403,876.73-12,978,768.41-5,734,921.62

Finding the Fourth Proportional to 9,403,876.73, 12,978,768.41 and 5,734,921.62

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Solution

The fourth proportional to 9,403,876.73, 12,978,768.41 and 5,734,921.62 is: 7,915,056.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,876.73 : 12,978,768.41 = 5,734,921.62 : x
  2. Step 2: Convert to fraction form
    9,403,876.73/12,978,768.41 = 5,734,921.62/x
  3. Step 3: Cross multiply
    9,403,876.73x = 12,978,768.41 × 5,734,921.62
  4. Step 4: Simplify right side
    9,403,876.73x = 74,432,219,555,482.03
  5. Step 5: Solve for x
    x = 74,432,219,555,482.03/9,403,876.73
  6. Step 6: Final answer
    x = 7,915,056.92

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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.