Home / 10,617,639.03-14,618,782.90-9,647,874.02

Finding the Fourth Proportional to 10,617,639.03, 14,618,782.90 and 9,647,874.02

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Solution

The fourth proportional to 10,617,639.03, 14,618,782.90 and 9,647,874.02 is: 13,283,572.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617,639.03 : 14,618,782.90 = 9,647,874.02 : x
  2. Step 2: Convert to fraction form
    10,617,639.03/14,618,782.90 = 9,647,874.02/x
  3. Step 3: Cross multiply
    10,617,639.03x = 14,618,782.90 × 9,647,874.02
  4. Step 4: Simplify right side
    10,617,639.03x = 141,040,175,793,537.06
  5. Step 5: Solve for x
    x = 141,040,175,793,537.06/10,617,639.03
  6. Step 6: Final answer
    x = 13,283,572.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.