Home / 6,907,430.52-10,361,170.89-2,115,100.35

Finding the Fourth Proportional to 6,907,430.52, 10,361,170.89 and 2,115,100.35

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Solution

The fourth proportional to 6,907,430.52, 10,361,170.89 and 2,115,100.35 is: 3,172,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907,430.52 : 10,361,170.89 = 2,115,100.35 : x
  2. Step 2: Convert to fraction form
    6,907,430.52/10,361,170.89 = 2,115,100.35/x
  3. Step 3: Cross multiply
    6,907,430.52x = 10,361,170.89 × 2,115,100.35
  4. Step 4: Simplify right side
    6,907,430.52x = 21,914,916,175,848.81
  5. Step 5: Solve for x
    x = 21,914,916,175,848.81/6,907,430.52
  6. Step 6: Final answer
    x = 3,172,658.21

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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.