Home / 13,343,400.51-18,413,935.91-7,463,135.57

Finding the Fourth Proportional to 13,343,400.51, 18,413,935.91 and 7,463,135.57

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Solution

The fourth proportional to 13,343,400.51, 18,413,935.91 and 7,463,135.57 is: 10,299,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343,400.51 : 18,413,935.91 = 7,463,135.57 : x
  2. Step 2: Convert to fraction form
    13,343,400.51/18,413,935.91 = 7,463,135.57/x
  3. Step 3: Cross multiply
    13,343,400.51x = 18,413,935.91 × 7,463,135.57
  4. Step 4: Simplify right side
    13,343,400.51x = 137,425,699,944,235.98
  5. Step 5: Solve for x
    x = 137,425,699,944,235.98/13,343,400.51
  6. Step 6: Final answer
    x = 10,299,151.24

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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.