Home / 12,005,533.54-17,998,208.52-9,725,403.79

Finding the Fourth Proportional to 12,005,533.54, 17,998,208.52 and 9,725,403.79

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Solution

The fourth proportional to 12,005,533.54, 17,998,208.52 and 9,725,403.79 is: 14,579,930.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,005,533.54 : 17,998,208.52 = 9,725,403.79 : x
  2. Step 2: Convert to fraction form
    12,005,533.54/17,998,208.52 = 9,725,403.79/x
  3. Step 3: Cross multiply
    12,005,533.54x = 17,998,208.52 × 9,725,403.79
  4. Step 4: Simplify right side
    12,005,533.54x = 175,039,845,353,618.28
  5. Step 5: Solve for x
    x = 175,039,845,353,618.28/12,005,533.54
  6. Step 6: Final answer
    x = 14,579,930.56

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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.