Home / 8,195,907.34-11,315,456.49-5,217,291.38

Finding the Fourth Proportional to 8,195,907.34, 11,315,456.49 and 5,217,291.38

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Solution

The fourth proportional to 8,195,907.34, 11,315,456.49 and 5,217,291.38 is: 7,203,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,195,907.34 : 11,315,456.49 = 5,217,291.38 : x
  2. Step 2: Convert to fraction form
    8,195,907.34/11,315,456.49 = 5,217,291.38/x
  3. Step 3: Cross multiply
    8,195,907.34x = 11,315,456.49 × 5,217,291.38
  4. Step 4: Simplify right side
    8,195,907.34x = 59,036,033,564,710.20
  5. Step 5: Solve for x
    x = 59,036,033,564,710.20/8,195,907.34
  6. Step 6: Final answer
    x = 7,203,111.40

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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.