Home / 9,788,379.53-13,507,588.23-5,437,739.39

Finding the Fourth Proportional to 9,788,379.53, 13,507,588.23 and 5,437,739.39

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Solution

The fourth proportional to 9,788,379.53, 13,507,588.23 and 5,437,739.39 is: 7,503,871.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,788,379.53 : 13,507,588.23 = 5,437,739.39 : x
  2. Step 2: Convert to fraction form
    9,788,379.53/13,507,588.23 = 5,437,739.39/x
  3. Step 3: Cross multiply
    9,788,379.53x = 13,507,588.23 × 5,437,739.39
  4. Step 4: Simplify right side
    9,788,379.53x = 73,450,744,582,171.38
  5. Step 5: Solve for x
    x = 73,450,744,582,171.38/9,788,379.53
  6. Step 6: Final answer
    x = 7,503,871.74

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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.