Home / 23,115,078.63-31,883,445.40-14,865,576.57

Finding the Fourth Proportional to 23,115,078.63, 31,883,445.40 and 14,865,576.57

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Solution

The fourth proportional to 23,115,078.63, 31,883,445.40 and 14,865,576.57 is: 20,504,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115,078.63 : 31,883,445.40 = 14,865,576.57 : x
  2. Step 2: Convert to fraction form
    23,115,078.63/31,883,445.40 = 14,865,576.57/x
  3. Step 3: Cross multiply
    23,115,078.63x = 31,883,445.40 × 14,865,576.57
  4. Step 4: Simplify right side
    23,115,078.63x = 473,965,798,986,132.50
  5. Step 5: Solve for x
    x = 473,965,798,986,132.50/23,115,078.63
  6. Step 6: Final answer
    x = 20,504,615.48

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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.