Home / 7,801,639.92-11,698,252.20-3,539,482.56

Finding the Fourth Proportional to 7,801,639.92, 11,698,252.20 and 3,539,482.56

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Solution

The fourth proportional to 7,801,639.92, 11,698,252.20 and 3,539,482.56 is: 5,307,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,801,639.92 : 11,698,252.20 = 3,539,482.56 : x
  2. Step 2: Convert to fraction form
    7,801,639.92/11,698,252.20 = 3,539,482.56/x
  3. Step 3: Cross multiply
    7,801,639.92x = 11,698,252.20 × 3,539,482.56
  4. Step 4: Simplify right side
    7,801,639.92x = 41,405,759,644,381.63
  5. Step 5: Solve for x
    x = 41,405,759,644,381.63/7,801,639.92
  6. Step 6: Final answer
    x = 5,307,314.88

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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.