Home / 9,880,396.59-13,634,653.82-5,470,318.38

Finding the Fourth Proportional to 9,880,396.59, 13,634,653.82 and 5,470,318.38

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Solution

The fourth proportional to 9,880,396.59, 13,634,653.82 and 5,470,318.38 is: 7,548,876.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,396.59 : 13,634,653.82 = 5,470,318.38 : x
  2. Step 2: Convert to fraction form
    9,880,396.59/13,634,653.82 = 5,470,318.38/x
  3. Step 3: Cross multiply
    9,880,396.59x = 13,634,653.82 × 5,470,318.38
  4. Step 4: Simplify right side
    9,880,396.59x = 74,585,897,396,483.22
  5. Step 5: Solve for x
    x = 74,585,897,396,483.22/9,880,396.59
  6. Step 6: Final answer
    x = 7,548,876.88

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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.