Home / 53,917,557.60-80,876,336.40-38,612,056.80

Finding the Fourth Proportional to 53,917,557.60, 80,876,336.40 and 38,612,056.80

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Solution

The fourth proportional to 53,917,557.60, 80,876,336.40 and 38,612,056.80 is: 57,918,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,917,557.60 : 80,876,336.40 = 38,612,056.80 : x
  2. Step 2: Convert to fraction form
    53,917,557.60/80,876,336.40 = 38,612,056.80/x
  3. Step 3: Cross multiply
    53,917,557.60x = 80,876,336.40 × 38,612,056.80
  4. Step 4: Simplify right side
    53,917,557.60x = 3,122,801,694,852,707.50
  5. Step 5: Solve for x
    x = 3,122,801,694,852,707.50/53,917,557.60
  6. Step 6: Final answer
    x = 57,918,085.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.