Home / 12,946,562-19,393,823.16-6,450,052.56

Finding the Fourth Proportional to 12,946,562, 19,393,823.16 and 6,450,052.56

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Solution

The fourth proportional to 12,946,562, 19,393,823.16 and 6,450,052.56 is: 9,662,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,946,562 : 19,393,823.16 = 6,450,052.56 : x
  2. Step 2: Convert to fraction form
    12,946,562/19,393,823.16 = 6,450,052.56/x
  3. Step 3: Cross multiply
    12,946,562x = 19,393,823.16 × 6,450,052.56
  4. Step 4: Simplify right side
    12,946,562x = 125,091,178,721,345.28
  5. Step 5: Solve for x
    x = 125,091,178,721,345.28/12,946,562
  6. Step 6: Final answer
    x = 9,662,115.60

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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.