Home / 15,719,783.70-23,579,675.55-9,326,745.30

Finding the Fourth Proportional to 15,719,783.70, 23,579,675.55 and 9,326,745.30

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Solution

The fourth proportional to 15,719,783.70, 23,579,675.55 and 9,326,745.30 is: 13,990,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719,783.70 : 23,579,675.55 = 9,326,745.30 : x
  2. Step 2: Convert to fraction form
    15,719,783.70/23,579,675.55 = 9,326,745.30/x
  3. Step 3: Cross multiply
    15,719,783.70x = 23,579,675.55 × 9,326,745.30
  4. Step 4: Simplify right side
    15,719,783.70x = 219,921,628,111,487.44
  5. Step 5: Solve for x
    x = 219,921,628,111,487.44/15,719,783.70
  6. Step 6: Final answer
    x = 13,990,117.95

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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.