Home / 51,500,005.88-71,070,092.42-27,978,634.98

Finding the Fourth Proportional to 51,500,005.88, 71,070,092.42 and 27,978,634.98

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Solution

The fourth proportional to 51,500,005.88, 71,070,092.42 and 27,978,634.98 is: 38,610,562.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,500,005.88 : 71,070,092.42 = 27,978,634.98 : x
  2. Step 2: Convert to fraction form
    51,500,005.88/71,070,092.42 = 27,978,634.98/x
  3. Step 3: Cross multiply
    51,500,005.88x = 71,070,092.42 × 27,978,634.98
  4. Step 4: Simplify right side
    51,500,005.88x = 1,988,444,173,674,152
  5. Step 5: Solve for x
    x = 1,988,444,173,674,152/51,500,005.88
  6. Step 6: Final answer
    x = 38,610,562.07

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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.