Home / 72,807,556.17-109,211,742.52-24,285,276.76

Finding the Fourth Proportional to 72,807,556.17, 109,211,742.52 and 24,285,276.76

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Solution

The fourth proportional to 72,807,556.17, 109,211,742.52 and 24,285,276.76 is: 36,428,051.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,807,556.17 : 109,211,742.52 = 24,285,276.76 : x
  2. Step 2: Convert to fraction form
    72,807,556.17/109,211,742.52 = 24,285,276.76/x
  3. Step 3: Cross multiply
    72,807,556.17x = 109,211,742.52 × 24,285,276.76
  4. Step 4: Simplify right side
    72,807,556.17x = 2,652,237,392,488,257.50
  5. Step 5: Solve for x
    x = 2,652,237,392,488,257.50/72,807,556.17
  6. Step 6: Final answer
    x = 36,428,051.32

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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.