Home / 7,939,405.05-10,958,845.91-6,310,702.41

Finding the Fourth Proportional to 7,939,405.05, 10,958,845.91 and 6,310,702.41

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Solution

The fourth proportional to 7,939,405.05, 10,958,845.91 and 6,310,702.41 is: 8,710,730.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,405.05 : 10,958,845.91 = 6,310,702.41 : x
  2. Step 2: Convert to fraction form
    7,939,405.05/10,958,845.91 = 6,310,702.41/x
  3. Step 3: Cross multiply
    7,939,405.05x = 10,958,845.91 × 6,310,702.41
  4. Step 4: Simplify right side
    7,939,405.05x = 69,158,015,263,502.12
  5. Step 5: Solve for x
    x = 69,158,015,263,502.12/7,939,405.05
  6. Step 6: Final answer
    x = 8,710,730.19

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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.