Home / 13,017,390.24-17,965,829.73-8,057,423.60

Finding the Fourth Proportional to 13,017,390.24, 17,965,829.73 and 8,057,423.60

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Solution

The fourth proportional to 13,017,390.24, 17,965,829.73 and 8,057,423.60 is: 11,120,378.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017,390.24 : 17,965,829.73 = 8,057,423.60 : x
  2. Step 2: Convert to fraction form
    13,017,390.24/17,965,829.73 = 8,057,423.60/x
  3. Step 3: Cross multiply
    13,017,390.24x = 17,965,829.73 × 8,057,423.60
  4. Step 4: Simplify right side
    13,017,390.24x = 144,758,300,460,083.62
  5. Step 5: Solve for x
    x = 144,758,300,460,083.62/13,017,390.24
  6. Step 6: Final answer
    x = 11,120,378.03

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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.