Home / 12,788,548.65-19,182,546.01-3,566,275.08

Finding the Fourth Proportional to 12,788,548.65, 19,182,546.01 and 3,566,275.08

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Solution

The fourth proportional to 12,788,548.65, 19,182,546.01 and 3,566,275.08 is: 5,349,335.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,548.65 : 19,182,546.01 = 3,566,275.08 : x
  2. Step 2: Convert to fraction form
    12,788,548.65/19,182,546.01 = 3,566,275.08/x
  3. Step 3: Cross multiply
    12,788,548.65x = 19,182,546.01 × 3,566,275.08
  4. Step 4: Simplify right side
    12,788,548.65x = 68,410,235,738,939.73
  5. Step 5: Solve for x
    x = 68,410,235,738,939.73/12,788,548.65
  6. Step 6: Final answer
    x = 5,349,335.38

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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.