Home / 72,807,556.30-109,211,742.71-24,285,276.88

Finding the Fourth Proportional to 72,807,556.30, 109,211,742.71 and 24,285,276.88

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Solution

The fourth proportional to 72,807,556.30, 109,211,742.71 and 24,285,276.88 is: 36,428,051.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,807,556.30 : 109,211,742.71 = 24,285,276.88 : x
  2. Step 2: Convert to fraction form
    72,807,556.30/109,211,742.71 = 24,285,276.88/x
  3. Step 3: Cross multiply
    72,807,556.30x = 109,211,742.71 × 24,285,276.88
  4. Step 4: Simplify right side
    72,807,556.30x = 2,652,237,410,699,572.50
  5. Step 5: Solve for x
    x = 2,652,237,410,699,572.50/72,807,556.30
  6. Step 6: Final answer
    x = 36,428,051.51

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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.