Home / 4,775,918.91-7,150,425.49-4,291,643.29

Finding the Fourth Proportional to 4,775,918.91, 7,150,425.49 and 4,291,643.29

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Solution

The fourth proportional to 4,775,918.91, 7,150,425.49 and 4,291,643.29 is: 6,425,376.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,775,918.91 : 7,150,425.49 = 4,291,643.29 : x
  2. Step 2: Convert to fraction form
    4,775,918.91/7,150,425.49 = 4,291,643.29/x
  3. Step 3: Cross multiply
    4,775,918.91x = 7,150,425.49 × 4,291,643.29
  4. Step 4: Simplify right side
    4,775,918.91x = 30,687,075,601,841.03
  5. Step 5: Solve for x
    x = 30,687,075,601,841.03/4,775,918.91
  6. Step 6: Final answer
    x = 6,425,376.19

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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.