Home / 28,978,823.60-43,440,587.40-10,778,145.20

Finding the Fourth Proportional to 28,978,823.60, 43,440,587.40 and 10,778,145.20

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Solution

The fourth proportional to 28,978,823.60, 43,440,587.40 and 10,778,145.20 is: 16,156,934.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,978,823.60 : 43,440,587.40 = 10,778,145.20 : x
  2. Step 2: Convert to fraction form
    28,978,823.60/43,440,587.40 = 10,778,145.20/x
  3. Step 3: Cross multiply
    28,978,823.60x = 43,440,587.40 × 10,778,145.20
  4. Step 4: Simplify right side
    28,978,823.60x = 468,208,958,570,490.44
  5. Step 5: Solve for x
    x = 468,208,958,570,490.44/28,978,823.60
  6. Step 6: Final answer
    x = 16,156,934.63

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Why These Related Problems?

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