Home / 51,953,991.42-71,697,145.88-28,751,277.36

Finding the Fourth Proportional to 51,953,991.42, 71,697,145.88 and 28,751,277.36

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Solution

The fourth proportional to 51,953,991.42, 71,697,145.88 and 28,751,277.36 is: 39,677,115.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,953,991.42 : 71,697,145.88 = 28,751,277.36 : x
  2. Step 2: Convert to fraction form
    51,953,991.42/71,697,145.88 = 28,751,277.36/x
  3. Step 3: Cross multiply
    51,953,991.42x = 71,697,145.88 × 28,751,277.36
  4. Step 4: Simplify right side
    51,953,991.42x = 2,061,384,527,116,261
  5. Step 5: Solve for x
    x = 2,061,384,527,116,261/51,953,991.42
  6. Step 6: Final answer
    x = 39,677,115.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.