Home / 52,765,367.60-79,148,051.40-18,682,284.80

Finding the Fourth Proportional to 52,765,367.60, 79,148,051.40 and 18,682,284.80

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Solution

The fourth proportional to 52,765,367.60, 79,148,051.40 and 18,682,284.80 is: 28,023,427.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,765,367.60 : 79,148,051.40 = 18,682,284.80 : x
  2. Step 2: Convert to fraction form
    52,765,367.60/79,148,051.40 = 18,682,284.80/x
  3. Step 3: Cross multiply
    52,765,367.60x = 79,148,051.40 × 18,682,284.80
  4. Step 4: Simplify right side
    52,765,367.60x = 1,478,666,437,619,839
  5. Step 5: Solve for x
    x = 1,478,666,437,619,839/52,765,367.60
  6. Step 6: Final answer
    x = 28,023,427.20

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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.