Home / 19,151,645.44-28,725,346.08-6,855,117.64

Finding the Fourth Proportional to 19,151,645.44, 28,725,346.08 and 6,855,117.64

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Solution

The fourth proportional to 19,151,645.44, 28,725,346.08 and 6,855,117.64 is: 10,281,916.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151,645.44 : 28,725,346.08 = 6,855,117.64 : x
  2. Step 2: Convert to fraction form
    19,151,645.44/28,725,346.08 = 6,855,117.64/x
  3. Step 3: Cross multiply
    19,151,645.44x = 28,725,346.08 × 6,855,117.64
  4. Step 4: Simplify right side
    19,151,645.44x = 196,915,626,628,112.84
  5. Step 5: Solve for x
    x = 196,915,626,628,112.84/19,151,645.44
  6. Step 6: Final answer
    x = 10,281,916.89

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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.