Home / 51,475,115.30-77,212,607.74-13,136,630.27

Finding the Fourth Proportional to 51,475,115.30, 77,212,607.74 and 13,136,630.27

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Solution

The fourth proportional to 51,475,115.30, 77,212,607.74 and 13,136,630.27 is: 19,704,928.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,115.30 : 77,212,607.74 = 13,136,630.27 : x
  2. Step 2: Convert to fraction form
    51,475,115.30/77,212,607.74 = 13,136,630.27/x
  3. Step 3: Cross multiply
    51,475,115.30x = 77,212,607.74 × 13,136,630.27
  4. Step 4: Simplify right side
    51,475,115.30x = 1,014,313,479,644,015.62
  5. Step 5: Solve for x
    x = 1,014,313,479,644,015.62/51,475,115.30
  6. Step 6: Final answer
    x = 19,704,928.76

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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.