Home / 78,546,980.10-117,839,015.90-24,694,292.10

Finding the Fourth Proportional to 78,546,980.10, 117,839,015.90 and 24,694,292.10

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Solution

The fourth proportional to 78,546,980.10, 117,839,015.90 and 24,694,292.10 is: 37,047,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,546,980.10 : 117,839,015.90 = 24,694,292.10 : x
  2. Step 2: Convert to fraction form
    78,546,980.10/117,839,015.90 = 24,694,292.10/x
  3. Step 3: Cross multiply
    78,546,980.10x = 117,839,015.90 × 24,694,292.10
  4. Step 4: Simplify right side
    78,546,980.10x = 2,909,951,078,883,685
  5. Step 5: Solve for x
    x = 2,909,951,078,883,685/78,546,980.10
  6. Step 6: Final answer
    x = 37,047,268.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.