Home / 38,515,800.72-53,120,812.80-33,859,630.23

Finding the Fourth Proportional to 38,515,800.72, 53,120,812.80 and 33,859,630.23

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Solution

The fourth proportional to 38,515,800.72, 53,120,812.80 and 33,859,630.23 is: 46,699,044.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,515,800.72 : 53,120,812.80 = 33,859,630.23 : x
  2. Step 2: Convert to fraction form
    38,515,800.72/53,120,812.80 = 33,859,630.23/x
  3. Step 3: Cross multiply
    38,515,800.72x = 53,120,812.80 × 33,859,630.23
  4. Step 4: Simplify right side
    38,515,800.72x = 1,798,651,078,925,050.75
  5. Step 5: Solve for x
    x = 1,798,651,078,925,050.75/38,515,800.72
  6. Step 6: Final answer
    x = 46,699,044.17

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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.