Home / 9,084,745.55-12,537,702.55-5,218,012.91

Finding the Fourth Proportional to 9,084,745.55, 12,537,702.55 and 5,218,012.91

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Solution

The fourth proportional to 9,084,745.55, 12,537,702.55 and 5,218,012.91 is: 7,201,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084,745.55 : 12,537,702.55 = 5,218,012.91 : x
  2. Step 2: Convert to fraction form
    9,084,745.55/12,537,702.55 = 5,218,012.91/x
  3. Step 3: Cross multiply
    9,084,745.55x = 12,537,702.55 × 5,218,012.91
  4. Step 4: Simplify right side
    9,084,745.55x = 65,421,893,805,506.69
  5. Step 5: Solve for x
    x = 65,421,893,805,506.69/9,084,745.55
  6. Step 6: Final answer
    x = 7,201,290.72

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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.