Home / 15,865,638.30-23,823,340.65-9,147,174.30

Finding the Fourth Proportional to 15,865,638.30, 23,823,340.65 and 9,147,174.30

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Solution

The fourth proportional to 15,865,638.30, 23,823,340.65 and 9,147,174.30 is: 13,735,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,865,638.30 : 23,823,340.65 = 9,147,174.30 : x
  2. Step 2: Convert to fraction form
    15,865,638.30/23,823,340.65 = 9,147,174.30/x
  3. Step 3: Cross multiply
    15,865,638.30x = 23,823,340.65 × 9,147,174.30
  4. Step 4: Simplify right side
    15,865,638.30x = 217,916,249,333,825.31
  5. Step 5: Solve for x
    x = 217,916,249,333,825.31/15,865,638.30
  6. Step 6: Final answer
    x = 13,735,107.61

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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.