Home / 51,531,292.86-71,147,427.54-39,588,836.46

Finding the Fourth Proportional to 51,531,292.86, 71,147,427.54 and 39,588,836.46

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Solution

The fourth proportional to 51,531,292.86, 71,147,427.54 and 39,588,836.46 is: 54,658,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,531,292.86 : 71,147,427.54 = 39,588,836.46 : x
  2. Step 2: Convert to fraction form
    51,531,292.86/71,147,427.54 = 39,588,836.46/x
  3. Step 3: Cross multiply
    51,531,292.86x = 71,147,427.54 × 39,588,836.46
  4. Step 4: Simplify right side
    51,531,292.86x = 2,816,643,873,430,760.50
  5. Step 5: Solve for x
    x = 2,816,643,873,430,760.50/51,531,292.86
  6. Step 6: Final answer
    x = 54,658,901.75

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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.