Home / 71,266,571.36-98,348,138.28-38,671,523.36

Finding the Fourth Proportional to 71,266,571.36, 98,348,138.28 and 38,671,523.36

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Solution

The fourth proportional to 71,266,571.36, 98,348,138.28 and 38,671,523.36 is: 53,366,848.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,266,571.36 : 98,348,138.28 = 38,671,523.36 : x
  2. Step 2: Convert to fraction form
    71,266,571.36/98,348,138.28 = 38,671,523.36/x
  3. Step 3: Cross multiply
    71,266,571.36x = 98,348,138.28 × 38,671,523.36
  4. Step 4: Simplify right side
    71,266,571.36x = 3,803,272,326,907,530
  5. Step 5: Solve for x
    x = 3,803,272,326,907,530/71,266,571.36
  6. Step 6: Final answer
    x = 53,366,848.64

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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.