Home / 52,457,072.26-72,391,230.76-28,936,509.34

Finding the Fourth Proportional to 52,457,072.26, 72,391,230.76 and 28,936,509.34

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Solution

The fourth proportional to 52,457,072.26, 72,391,230.76 and 28,936,509.34 is: 39,932,642.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,457,072.26 : 72,391,230.76 = 28,936,509.34 : x
  2. Step 2: Convert to fraction form
    52,457,072.26/72,391,230.76 = 28,936,509.34/x
  3. Step 3: Cross multiply
    52,457,072.26x = 72,391,230.76 × 28,936,509.34
  4. Step 4: Simplify right side
    52,457,072.26x = 2,094,749,525,020,835.50
  5. Step 5: Solve for x
    x = 2,094,749,525,020,835.50/52,457,072.26
  6. Step 6: Final answer
    x = 39,932,642.73

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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.