Home / 9,993,813.09-13,791,466.68-5,410,134.47

Finding the Fourth Proportional to 9,993,813.09, 13,791,466.68 and 5,410,134.47

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Solution

The fourth proportional to 9,993,813.09, 13,791,466.68 and 5,410,134.47 is: 7,465,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993,813.09 : 13,791,466.68 = 5,410,134.47 : x
  2. Step 2: Convert to fraction form
    9,993,813.09/13,791,466.68 = 5,410,134.47/x
  3. Step 3: Cross multiply
    9,993,813.09x = 13,791,466.68 × 5,410,134.47
  4. Step 4: Simplify right side
    9,993,813.09x = 74,613,689,181,316.45
  5. Step 5: Solve for x
    x = 74,613,689,181,316.45/9,993,813.09
  6. Step 6: Final answer
    x = 7,465,988.06

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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.