Home / 23,012,930.12-31,758,516.85-12,559,616.91

Finding the Fourth Proportional to 23,012,930.12, 31,758,516.85 and 12,559,616.91

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Solution

The fourth proportional to 23,012,930.12, 31,758,516.85 and 12,559,616.91 is: 17,332,638.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,012,930.12 : 31,758,516.85 = 12,559,616.91 : x
  2. Step 2: Convert to fraction form
    23,012,930.12/31,758,516.85 = 12,559,616.91/x
  3. Step 3: Cross multiply
    23,012,930.12x = 31,758,516.85 × 12,559,616.91
  4. Step 4: Simplify right side
    23,012,930.12x = 398,874,805,265,779.94
  5. Step 5: Solve for x
    x = 398,874,805,265,779.94/23,012,930.12
  6. Step 6: Final answer
    x = 17,332,638.79

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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.