Home / 53,840,808.60-80,761,212.90-19,757,725.80

Finding the Fourth Proportional to 53,840,808.60, 80,761,212.90 and 19,757,725.80

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Solution

The fourth proportional to 53,840,808.60, 80,761,212.90 and 19,757,725.80 is: 29,636,588.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,840,808.60 : 80,761,212.90 = 19,757,725.80 : x
  2. Step 2: Convert to fraction form
    53,840,808.60/80,761,212.90 = 19,757,725.80/x
  3. Step 3: Cross multiply
    53,840,808.60x = 80,761,212.90 × 19,757,725.80
  4. Step 4: Simplify right side
    53,840,808.60x = 1,595,657,899,753,623
  5. Step 5: Solve for x
    x = 1,595,657,899,753,623/53,840,808.60
  6. Step 6: Final answer
    x = 29,636,588.70

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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.