Home / 5,075,463.24-7,003,489.64-2,900,147.90

Finding the Fourth Proportional to 5,075,463.24, 7,003,489.64 and 2,900,147.90

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Solution

The fourth proportional to 5,075,463.24, 7,003,489.64 and 2,900,147.90 is: 4,001,832.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,463.24 : 7,003,489.64 = 2,900,147.90 : x
  2. Step 2: Convert to fraction form
    5,075,463.24/7,003,489.64 = 2,900,147.90/x
  3. Step 3: Cross multiply
    5,075,463.24x = 7,003,489.64 × 2,900,147.90
  4. Step 4: Simplify right side
    5,075,463.24x = 20,311,155,722,599.57
  5. Step 5: Solve for x
    x = 20,311,155,722,599.57/5,075,463.24
  6. Step 6: Final answer
    x = 4,001,832.89

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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.