Home / 17,443,345.67-26,165,739.93-5,147,309.12

Finding the Fourth Proportional to 17,443,345.67, 26,165,739.93 and 5,147,309.12

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Solution

The fourth proportional to 17,443,345.67, 26,165,739.93 and 5,147,309.12 is: 7,721,176.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,443,345.67 : 26,165,739.93 = 5,147,309.12 : x
  2. Step 2: Convert to fraction form
    17,443,345.67/26,165,739.93 = 5,147,309.12/x
  3. Step 3: Cross multiply
    17,443,345.67x = 26,165,739.93 × 5,147,309.12
  4. Step 4: Simplify right side
    17,443,345.67x = 134,683,151,642,408.47
  5. Step 5: Solve for x
    x = 134,683,151,642,408.47/17,443,345.67
  6. Step 6: Final answer
    x = 7,721,176.56

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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.