Home / 7,860,893.19-11,793,746.31-4,025,431.28

Finding the Fourth Proportional to 7,860,893.19, 11,793,746.31 and 4,025,431.28

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Solution

The fourth proportional to 7,860,893.19, 11,793,746.31 and 4,025,431.28 is: 6,039,379.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,860,893.19 : 11,793,746.31 = 4,025,431.28 : x
  2. Step 2: Convert to fraction form
    7,860,893.19/11,793,746.31 = 4,025,431.28/x
  3. Step 3: Cross multiply
    7,860,893.19x = 11,793,746.31 × 4,025,431.28
  4. Step 4: Simplify right side
    7,860,893.19x = 47,474,915,245,689.84
  5. Step 5: Solve for x
    x = 47,474,915,245,689.84/7,860,893.19
  6. Step 6: Final answer
    x = 6,039,379.25

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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.