Home / 8,853,702.96-12,192,382.80-7,691,618.64

Finding the Fourth Proportional to 8,853,702.96, 12,192,382.80 and 7,691,618.64

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Solution

The fourth proportional to 8,853,702.96, 12,192,382.80 and 7,691,618.64 is: 10,592,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,702.96 : 12,192,382.80 = 7,691,618.64 : x
  2. Step 2: Convert to fraction form
    8,853,702.96/12,192,382.80 = 7,691,618.64/x
  3. Step 3: Cross multiply
    8,853,702.96x = 12,192,382.80 × 7,691,618.64
  4. Step 4: Simplify right side
    8,853,702.96x = 93,779,158,810,495.39
  5. Step 5: Solve for x
    x = 93,779,158,810,495.39/8,853,702.96
  6. Step 6: Final answer
    x = 10,592,083.25

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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.