Home / 15,365,674.08-21,204,374.10-8,396,198.52

Finding the Fourth Proportional to 15,365,674.08, 21,204,374.10 and 8,396,198.52

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Solution

The fourth proportional to 15,365,674.08, 21,204,374.10 and 8,396,198.52 is: 11,586,614.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,365,674.08 : 21,204,374.10 = 8,396,198.52 : x
  2. Step 2: Convert to fraction form
    15,365,674.08/21,204,374.10 = 8,396,198.52/x
  3. Step 3: Cross multiply
    15,365,674.08x = 21,204,374.10 × 8,396,198.52
  4. Step 4: Simplify right side
    15,365,674.08x = 178,036,134,435,946.34
  5. Step 5: Solve for x
    x = 178,036,134,435,946.34/15,365,674.08
  6. Step 6: Final answer
    x = 11,586,614.00

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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.