Home / 8,679,702.12-13,022,081.16-3,886,270.32

Finding the Fourth Proportional to 8,679,702.12, 13,022,081.16 and 3,886,270.32

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Solution

The fourth proportional to 8,679,702.12, 13,022,081.16 and 3,886,270.32 is: 5,830,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,702.12 : 13,022,081.16 = 3,886,270.32 : x
  2. Step 2: Convert to fraction form
    8,679,702.12/13,022,081.16 = 3,886,270.32/x
  3. Step 3: Cross multiply
    8,679,702.12x = 13,022,081.16 × 3,886,270.32
  4. Step 4: Simplify right side
    8,679,702.12x = 50,607,327,516,739.17
  5. Step 5: Solve for x
    x = 50,607,327,516,739.17/8,679,702.12
  6. Step 6: Final answer
    x = 5,830,537.36

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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.