Home / 13,346,835.73-18,418,389.47-7,545,619.24

Finding the Fourth Proportional to 13,346,835.73, 18,418,389.47 and 7,545,619.24

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Solution

The fourth proportional to 13,346,835.73, 18,418,389.47 and 7,545,619.24 is: 10,412,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,835.73 : 18,418,389.47 = 7,545,619.24 : x
  2. Step 2: Convert to fraction form
    13,346,835.73/18,418,389.47 = 7,545,619.24/x
  3. Step 3: Cross multiply
    13,346,835.73x = 18,418,389.47 × 7,545,619.24
  4. Step 4: Simplify right side
    13,346,835.73x = 138,978,153,916,917.31
  5. Step 5: Solve for x
    x = 138,978,153,916,917.31/13,346,835.73
  6. Step 6: Final answer
    x = 10,412,816.70

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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.