Home / 71,242,021.33-98,314,178.69-38,646,973.33

Finding the Fourth Proportional to 71,242,021.33, 98,314,178.69 and 38,646,973.33

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Solution

The fourth proportional to 71,242,021.33, 98,314,178.69 and 38,646,973.33 is: 53,332,925.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,242,021.33 : 98,314,178.69 = 38,646,973.33 : x
  2. Step 2: Convert to fraction form
    71,242,021.33/98,314,178.69 = 38,646,973.33/x
  3. Step 3: Cross multiply
    71,242,021.33x = 98,314,178.69 × 38,646,973.33
  4. Step 4: Simplify right side
    71,242,021.33x = 3,799,545,441,644,116
  5. Step 5: Solve for x
    x = 3,799,545,441,644,116/71,242,021.33
  6. Step 6: Final answer
    x = 53,332,925.86

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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.