Home / 51,475,115.41-77,212,607.91-13,136,630.38

Finding the Fourth Proportional to 51,475,115.41, 77,212,607.91 and 13,136,630.38

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Solution

The fourth proportional to 51,475,115.41, 77,212,607.91 and 13,136,630.38 is: 19,704,928.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,115.41 : 77,212,607.91 = 13,136,630.38 : x
  2. Step 2: Convert to fraction form
    51,475,115.41/77,212,607.91 = 13,136,630.38/x
  3. Step 3: Cross multiply
    51,475,115.41x = 77,212,607.91 × 13,136,630.38
  4. Step 4: Simplify right side
    51,475,115.41x = 1,014,313,491,092,395
  5. Step 5: Solve for x
    x = 1,014,313,491,092,395/51,475,115.41
  6. Step 6: Final answer
    x = 19,704,928.93

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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.