Home / 17,770,124.81-26,635,036.75-8,165,657.34

Finding the Fourth Proportional to 17,770,124.81, 26,635,036.75 and 8,165,657.34

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Solution

The fourth proportional to 17,770,124.81, 26,635,036.75 and 8,165,657.34 is: 12,239,226.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770,124.81 : 26,635,036.75 = 8,165,657.34 : x
  2. Step 2: Convert to fraction form
    17,770,124.81/26,635,036.75 = 8,165,657.34/x
  3. Step 3: Cross multiply
    17,770,124.81x = 26,635,036.75 × 8,165,657.34
  4. Step 4: Simplify right side
    17,770,124.81x = 217,492,583,318,393.09
  5. Step 5: Solve for x
    x = 217,492,583,318,393.09/17,770,124.81
  6. Step 6: Final answer
    x = 12,239,226.55

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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.