Home / 13,295,669.06-18,349,435.98-7,793,668.33

Finding the Fourth Proportional to 13,295,669.06, 18,349,435.98 and 7,793,668.33

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Solution

The fourth proportional to 13,295,669.06, 18,349,435.98 and 7,793,668.33 is: 10,756,090.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,295,669.06 : 18,349,435.98 = 7,793,668.33 : x
  2. Step 2: Convert to fraction form
    13,295,669.06/18,349,435.98 = 7,793,668.33/x
  3. Step 3: Cross multiply
    13,295,669.06x = 18,349,435.98 × 7,793,668.33
  4. Step 4: Simplify right side
    13,295,669.06x = 143,009,418,024,814.91
  5. Step 5: Solve for x
    x = 143,009,418,024,814.91/13,295,669.06
  6. Step 6: Final answer
    x = 10,756,090.37

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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.