Home / 6,406,075.17-8,840,383.38-3,505,466.39

Finding the Fourth Proportional to 6,406,075.17, 8,840,383.38 and 3,505,466.39

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Solution

The fourth proportional to 6,406,075.17, 8,840,383.38 and 3,505,466.39 is: 4,837,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,075.17 : 8,840,383.38 = 3,505,466.39 : x
  2. Step 2: Convert to fraction form
    6,406,075.17/8,840,383.38 = 3,505,466.39/x
  3. Step 3: Cross multiply
    6,406,075.17x = 8,840,383.38 × 3,505,466.39
  4. Step 4: Simplify right side
    6,406,075.17x = 30,989,666,769,102.68
  5. Step 5: Solve for x
    x = 30,989,666,769,102.68/6,406,075.17
  6. Step 6: Final answer
    x = 4,837,543.42

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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.