Home / 7,804,728.50-11,703,059.15-3,426,075.75

Finding the Fourth Proportional to 7,804,728.50, 11,703,059.15 and 3,426,075.75

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Solution

The fourth proportional to 7,804,728.50, 11,703,059.15 and 3,426,075.75 is: 5,137,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,804,728.50 : 11,703,059.15 = 3,426,075.75 : x
  2. Step 2: Convert to fraction form
    7,804,728.50/11,703,059.15 = 3,426,075.75/x
  3. Step 3: Cross multiply
    7,804,728.50x = 11,703,059.15 × 3,426,075.75
  4. Step 4: Simplify right side
    7,804,728.50x = 40,095,567,137,500.23
  5. Step 5: Solve for x
    x = 40,095,567,137,500.23/7,804,728.50
  6. Step 6: Final answer
    x = 5,137,342.98

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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.