Home / 13,444,924.66-18,555,564.64-7,644,575.50

Finding the Fourth Proportional to 13,444,924.66, 18,555,564.64 and 7,644,575.50

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Solution

The fourth proportional to 13,444,924.66, 18,555,564.64 and 7,644,575.50 is: 10,550,406.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,444,924.66 : 18,555,564.64 = 7,644,575.50 : x
  2. Step 2: Convert to fraction form
    13,444,924.66/18,555,564.64 = 7,644,575.50/x
  3. Step 3: Cross multiply
    13,444,924.66x = 18,555,564.64 × 7,644,575.50
  4. Step 4: Simplify right side
    13,444,924.66x = 141,849,414,835,610.31
  5. Step 5: Solve for x
    x = 141,849,414,835,610.31/13,444,924.66
  6. Step 6: Final answer
    x = 10,550,406.08

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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.