Home / 6,909,368.25-10,363,678.53-2,117,071.39

Finding the Fourth Proportional to 6,909,368.25, 10,363,678.53 and 2,117,071.39

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Solution

The fourth proportional to 6,909,368.25, 10,363,678.53 and 2,117,071.39 is: 3,175,492.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,368.25 : 10,363,678.53 = 2,117,071.39 : x
  2. Step 2: Convert to fraction form
    6,909,368.25/10,363,678.53 = 2,117,071.39/x
  3. Step 3: Cross multiply
    6,909,368.25x = 10,363,678.53 × 2,117,071.39
  4. Step 4: Simplify right side
    6,909,368.25x = 21,940,647,308,512.46
  5. Step 5: Solve for x
    x = 21,940,647,308,512.46/6,909,368.25
  6. Step 6: Final answer
    x = 3,175,492.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.