Home / 4,652,090.31-6,977,215.69-4,421,390.20

Finding the Fourth Proportional to 4,652,090.31, 6,977,215.69 and 4,421,390.20

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Solution

The fourth proportional to 4,652,090.31, 6,977,215.69 and 4,421,390.20 is: 6,631,211.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,652,090.31 : 6,977,215.69 = 4,421,390.20 : x
  2. Step 2: Convert to fraction form
    4,652,090.31/6,977,215.69 = 4,421,390.20/x
  3. Step 3: Cross multiply
    4,652,090.31x = 6,977,215.69 × 4,421,390.20
  4. Step 4: Simplify right side
    4,652,090.31x = 30,848,993,075,052.24
  5. Step 5: Solve for x
    x = 30,848,993,075,052.24/4,652,090.31
  6. Step 6: Final answer
    x = 6,631,211.14

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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.