Home / 57,973,951.80-86,960,927.70-55,139,599.80

Finding the Fourth Proportional to 57,973,951.80, 86,960,927.70 and 55,139,599.80

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Solution

The fourth proportional to 57,973,951.80, 86,960,927.70 and 55,139,599.80 is: 82,709,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,973,951.80 : 86,960,927.70 = 55,139,599.80 : x
  2. Step 2: Convert to fraction form
    57,973,951.80/86,960,927.70 = 55,139,599.80/x
  3. Step 3: Cross multiply
    57,973,951.80x = 86,960,927.70 × 55,139,599.80
  4. Step 4: Simplify right side
    57,973,951.80x = 4,794,990,751,614,734
  5. Step 5: Solve for x
    x = 4,794,990,751,614,734/57,973,951.80
  6. Step 6: Final answer
    x = 82,709,399.70

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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.