Home / 51,621,078.72-77,443,283.56-17,077,398.80

Finding the Fourth Proportional to 51,621,078.72, 77,443,283.56 and 17,077,398.80

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Solution

The fourth proportional to 51,621,078.72, 77,443,283.56 and 17,077,398.80 is: 25,619,957.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,621,078.72 : 77,443,283.56 = 17,077,398.80 : x
  2. Step 2: Convert to fraction form
    51,621,078.72/77,443,283.56 = 17,077,398.80/x
  3. Step 3: Cross multiply
    51,621,078.72x = 77,443,283.56 × 17,077,398.80
  4. Step 4: Simplify right side
    51,621,078.72x = 1,322,529,837,735,603.75
  5. Step 5: Solve for x
    x = 1,322,529,837,735,603.75/51,621,078.72
  6. Step 6: Final answer
    x = 25,619,957.40

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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.