Home / 6,894,544.28-9,515,505.49-5,237,965.40

Finding the Fourth Proportional to 6,894,544.28, 9,515,505.49 and 5,237,965.40

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Solution

The fourth proportional to 6,894,544.28, 9,515,505.49 and 5,237,965.40 is: 7,229,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894,544.28 : 9,515,505.49 = 5,237,965.40 : x
  2. Step 2: Convert to fraction form
    6,894,544.28/9,515,505.49 = 5,237,965.40/x
  3. Step 3: Cross multiply
    6,894,544.28x = 9,515,505.49 × 5,237,965.40
  4. Step 4: Simplify right side
    6,894,544.28x = 49,841,888,459,457.60
  5. Step 5: Solve for x
    x = 49,841,888,459,457.60/6,894,544.28
  6. Step 6: Final answer
    x = 7,229,178.10

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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.