Home / 51,475,112.34-77,212,603.30-13,136,627.31

Finding the Fourth Proportional to 51,475,112.34, 77,212,603.30 and 13,136,627.31

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Solution

The fourth proportional to 51,475,112.34, 77,212,603.30 and 13,136,627.31 is: 19,704,924.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,112.34 : 77,212,603.30 = 13,136,627.31 : x
  2. Step 2: Convert to fraction form
    51,475,112.34/77,212,603.30 = 13,136,627.31/x
  3. Step 3: Cross multiply
    51,475,112.34x = 77,212,603.30 × 13,136,627.31
  4. Step 4: Simplify right side
    51,475,112.34x = 1,014,313,193,186,976.12
  5. Step 5: Solve for x
    x = 1,014,313,193,186,976.12/51,475,112.34
  6. Step 6: Final answer
    x = 19,704,924.32

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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.