Home / 20,277,652.49-27,983,045.38-10,985,403.56

Finding the Fourth Proportional to 20,277,652.49, 27,983,045.38 and 10,985,403.56

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Solution

The fourth proportional to 20,277,652.49, 27,983,045.38 and 10,985,403.56 is: 15,159,794.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,277,652.49 : 27,983,045.38 = 10,985,403.56 : x
  2. Step 2: Convert to fraction form
    20,277,652.49/27,983,045.38 = 10,985,403.56/x
  3. Step 3: Cross multiply
    20,277,652.49x = 27,983,045.38 × 10,985,403.56
  4. Step 4: Simplify right side
    20,277,652.49x = 307,405,046,282,166.56
  5. Step 5: Solve for x
    x = 307,405,046,282,166.56/20,277,652.49
  6. Step 6: Final answer
    x = 15,159,794.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.