Home / 10,976,097.15-16,464,173.79-2,778,740.25

Finding the Fourth Proportional to 10,976,097.15, 16,464,173.79 and 2,778,740.25

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Solution

The fourth proportional to 10,976,097.15, 16,464,173.79 and 2,778,740.25 is: 4,168,117.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976,097.15 : 16,464,173.79 = 2,778,740.25 : x
  2. Step 2: Convert to fraction form
    10,976,097.15/16,464,173.79 = 2,778,740.25/x
  3. Step 3: Cross multiply
    10,976,097.15x = 16,464,173.79 × 2,778,740.25
  4. Step 4: Simplify right side
    10,976,097.15x = 45,749,662,393,268.05
  5. Step 5: Solve for x
    x = 45,749,662,393,268.05/10,976,097.15
  6. Step 6: Final answer
    x = 4,168,117.48

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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.