Home / 7,990,804.60-11,028,389.82-4,506,858.32

Finding the Fourth Proportional to 7,990,804.60, 11,028,389.82 and 4,506,858.32

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Solution

The fourth proportional to 7,990,804.60, 11,028,389.82 and 4,506,858.32 is: 6,220,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,990,804.60 : 11,028,389.82 = 4,506,858.32 : x
  2. Step 2: Convert to fraction form
    7,990,804.60/11,028,389.82 = 4,506,858.32/x
  3. Step 3: Cross multiply
    7,990,804.60x = 11,028,389.82 × 4,506,858.32
  4. Step 4: Simplify right side
    7,990,804.60x = 49,703,390,416,470.30
  5. Step 5: Solve for x
    x = 49,703,390,416,470.30/7,990,804.60
  6. Step 6: Final answer
    x = 6,220,073.31

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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.