Home / 52,769,910.60-79,154,865.90-18,686,827.80

Finding the Fourth Proportional to 52,769,910.60, 79,154,865.90 and 18,686,827.80

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Solution

The fourth proportional to 52,769,910.60, 79,154,865.90 and 18,686,827.80 is: 28,030,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,769,910.60 : 79,154,865.90 = 18,686,827.80 : x
  2. Step 2: Convert to fraction form
    52,769,910.60/79,154,865.90 = 18,686,827.80/x
  3. Step 3: Cross multiply
    52,769,910.60x = 79,154,865.90 × 18,686,827.80
  4. Step 4: Simplify right side
    52,769,910.60x = 1,479,153,348,605,392.25
  5. Step 5: Solve for x
    x = 1,479,153,348,605,392.25/52,769,910.60
  6. Step 6: Final answer
    x = 28,030,241.70

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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.