Home / 9,547,110.78-13,175,336.32-5,196,354.95

Finding the Fourth Proportional to 9,547,110.78, 13,175,336.32 and 5,196,354.95

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Solution

The fourth proportional to 9,547,110.78, 13,175,336.32 and 5,196,354.95 is: 7,171,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,547,110.78 : 13,175,336.32 = 5,196,354.95 : x
  2. Step 2: Convert to fraction form
    9,547,110.78/13,175,336.32 = 5,196,354.95/x
  3. Step 3: Cross multiply
    9,547,110.78x = 13,175,336.32 × 5,196,354.95
  4. Step 4: Simplify right side
    9,547,110.78x = 68,463,724,025,479.23
  5. Step 5: Solve for x
    x = 68,463,724,025,479.23/9,547,110.78
  6. Step 6: Final answer
    x = 7,171,145.87

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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.