Home / 17,639,078.40-26,444,620.80-9,660,902.40

Finding the Fourth Proportional to 17,639,078.40, 26,444,620.80 and 9,660,902.40

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Solution

The fourth proportional to 17,639,078.40, 26,444,620.80 and 9,660,902.40 is: 14,483,687.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639,078.40 : 26,444,620.80 = 9,660,902.40 : x
  2. Step 2: Convert to fraction form
    17,639,078.40/26,444,620.80 = 9,660,902.40/x
  3. Step 3: Cross multiply
    17,639,078.40x = 26,444,620.80 × 9,660,902.40
  4. Step 4: Simplify right side
    17,639,078.40x = 255,478,900,553,809.94
  5. Step 5: Solve for x
    x = 255,478,900,553,809.94/17,639,078.40
  6. Step 6: Final answer
    x = 14,483,687.57

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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.