Home / 13,090,153.24-19,628,412.99-4,886,049.72

Finding the Fourth Proportional to 13,090,153.24, 19,628,412.99 and 4,886,049.72

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Solution

The fourth proportional to 13,090,153.24, 19,628,412.99 and 4,886,049.72 is: 7,326,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,090,153.24 : 19,628,412.99 = 4,886,049.72 : x
  2. Step 2: Convert to fraction form
    13,090,153.24/19,628,412.99 = 4,886,049.72/x
  3. Step 3: Cross multiply
    13,090,153.24x = 19,628,412.99 × 4,886,049.72
  4. Step 4: Simplify right side
    13,090,153.24x = 95,905,401,793,833.84
  5. Step 5: Solve for x
    x = 95,905,401,793,833.84/13,090,153.24
  6. Step 6: Final answer
    x = 7,326,530.11

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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.