Home / 6,829,187.81-9,424,165.35-3,731,643.12

Finding the Fourth Proportional to 6,829,187.81, 9,424,165.35 and 3,731,643.12

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Solution

The fourth proportional to 6,829,187.81, 9,424,165.35 and 3,731,643.12 is: 5,149,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829,187.81 : 9,424,165.35 = 3,731,643.12 : x
  2. Step 2: Convert to fraction form
    6,829,187.81/9,424,165.35 = 3,731,643.12/x
  3. Step 3: Cross multiply
    6,829,187.81x = 9,424,165.35 × 3,731,643.12
  4. Step 4: Simplify right side
    6,829,187.81x = 35,167,621,754,907.51
  5. Step 5: Solve for x
    x = 35,167,621,754,907.51/6,829,187.81
  6. Step 6: Final answer
    x = 5,149,605.30

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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.