Home / 9,403,873.63-12,978,764.11-5,734,918.51

Finding the Fourth Proportional to 9,403,873.63, 12,978,764.11 and 5,734,918.51

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Solution

The fourth proportional to 9,403,873.63, 12,978,764.11 and 5,734,918.51 is: 7,915,052.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,403,873.63 : 12,978,764.11 = 5,734,918.51 : x
  2. Step 2: Convert to fraction form
    9,403,873.63/12,978,764.11 = 5,734,918.51/x
  3. Step 3: Cross multiply
    9,403,873.63x = 12,978,764.11 × 5,734,918.51
  4. Step 4: Simplify right side
    9,403,873.63x = 74,432,154,546,831.05
  5. Step 5: Solve for x
    x = 74,432,154,546,831.05/9,403,873.63
  6. Step 6: Final answer
    x = 7,915,052.61

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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.