Home / 9,667,369.36-13,340,664.29-5,316,442.21

Finding the Fourth Proportional to 9,667,369.36, 13,340,664.29 and 5,316,442.21

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Solution

The fourth proportional to 9,667,369.36, 13,340,664.29 and 5,316,442.21 is: 7,336,522.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,667,369.36 : 13,340,664.29 = 5,316,442.21 : x
  2. Step 2: Convert to fraction form
    9,667,369.36/13,340,664.29 = 5,316,442.21/x
  3. Step 3: Cross multiply
    9,667,369.36x = 13,340,664.29 × 5,316,442.21
  4. Step 4: Simplify right side
    9,667,369.36x = 70,924,870,647,510.16
  5. Step 5: Solve for x
    x = 70,924,870,647,510.16/9,667,369.36
  6. Step 6: Final answer
    x = 7,336,522.28

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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.