Home / 16,751,510.90-25,127,266.35-7,167,858.20

Finding the Fourth Proportional to 16,751,510.90, 25,127,266.35 and 7,167,858.20

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Solution

The fourth proportional to 16,751,510.90, 25,127,266.35 and 7,167,858.20 is: 10,751,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751,510.90 : 25,127,266.35 = 7,167,858.20 : x
  2. Step 2: Convert to fraction form
    16,751,510.90/25,127,266.35 = 7,167,858.20/x
  3. Step 3: Cross multiply
    16,751,510.90x = 25,127,266.35 × 7,167,858.20
  4. Step 4: Simplify right side
    16,751,510.90x = 180,108,682,150,431.59
  5. Step 5: Solve for x
    x = 180,108,682,150,431.59/16,751,510.90
  6. Step 6: Final answer
    x = 10,751,787.30

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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.