Home / 53,381,055.48-73,651,727.78-31,347,511.64

Finding the Fourth Proportional to 53,381,055.48, 73,651,727.78 and 31,347,511.64

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Solution

The fourth proportional to 53,381,055.48, 73,651,727.78 and 31,347,511.64 is: 43,251,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,381,055.48 : 73,651,727.78 = 31,347,511.64 : x
  2. Step 2: Convert to fraction form
    53,381,055.48/73,651,727.78 = 31,347,511.64/x
  3. Step 3: Cross multiply
    53,381,055.48x = 73,651,727.78 × 31,347,511.64
  4. Step 4: Simplify right side
    53,381,055.48x = 2,308,798,393,889,661.50
  5. Step 5: Solve for x
    x = 2,308,798,393,889,661.50/53,381,055.48
  6. Step 6: Final answer
    x = 43,251,269.07

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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.