Home / 23,002,630.56-31,743,452.88-12,689,788.32

Finding the Fourth Proportional to 23,002,630.56, 31,743,452.88 and 12,689,788.32

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Solution

The fourth proportional to 23,002,630.56, 31,743,452.88 and 12,689,788.32 is: 17,511,810.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,002,630.56 : 31,743,452.88 = 12,689,788.32 : x
  2. Step 2: Convert to fraction form
    23,002,630.56/31,743,452.88 = 12,689,788.32/x
  3. Step 3: Cross multiply
    23,002,630.56x = 31,743,452.88 × 12,689,788.32
  4. Step 4: Simplify right side
    23,002,630.56x = 402,817,697,593,094.38
  5. Step 5: Solve for x
    x = 402,817,697,593,094.38/23,002,630.56
  6. Step 6: Final answer
    x = 17,511,810.08

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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.