Home / 53,223,914.30-73,448,573.92-30,898,971.86

Finding the Fourth Proportional to 53,223,914.30, 73,448,573.92 and 30,898,971.86

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Solution

The fourth proportional to 53,223,914.30, 73,448,573.92 and 30,898,971.86 is: 42,640,332.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,223,914.30 : 73,448,573.92 = 30,898,971.86 : x
  2. Step 2: Convert to fraction form
    53,223,914.30/73,448,573.92 = 30,898,971.86/x
  3. Step 3: Cross multiply
    53,223,914.30x = 73,448,573.92 × 30,898,971.86
  4. Step 4: Simplify right side
    53,223,914.30x = 2,269,485,418,711,210
  5. Step 5: Solve for x
    x = 2,269,485,418,711,210/53,223,914.30
  6. Step 6: Final answer
    x = 42,640,332.80

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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.