Home / 10,022,376.60-13,830,880.02-5,438,697.97

Finding the Fourth Proportional to 10,022,376.60, 13,830,880.02 and 5,438,697.97

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Solution

The fourth proportional to 10,022,376.60, 13,830,880.02 and 5,438,697.97 is: 7,505,403.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,022,376.60 : 13,830,880.02 = 5,438,697.97 : x
  2. Step 2: Convert to fraction form
    10,022,376.60/13,830,880.02 = 5,438,697.97/x
  3. Step 3: Cross multiply
    10,022,376.60x = 13,830,880.02 × 5,438,697.97
  4. Step 4: Simplify right side
    10,022,376.60x = 75,221,979,088,087.55
  5. Step 5: Solve for x
    x = 75,221,979,088,087.55/10,022,376.60
  6. Step 6: Final answer
    x = 7,505,403.37

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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.