Home / 4,679,075.10-7,006,802.85-3,072,942.30

Finding the Fourth Proportional to 4,679,075.10, 7,006,802.85 and 3,072,942.30

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Solution

The fourth proportional to 4,679,075.10, 7,006,802.85 and 3,072,942.30 is: 4,601,657.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679,075.10 : 7,006,802.85 = 3,072,942.30 : x
  2. Step 2: Convert to fraction form
    4,679,075.10/7,006,802.85 = 3,072,942.30/x
  3. Step 3: Cross multiply
    4,679,075.10x = 7,006,802.85 × 3,072,942.30
  4. Step 4: Simplify right side
    4,679,075.10x = 21,531,500,865,525.55
  5. Step 5: Solve for x
    x = 21,531,500,865,525.55/4,679,075.10
  6. Step 6: Final answer
    x = 4,601,657.47

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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.