Home / 18,592,699.32-27,803,433.78-17,685,706.68

Finding the Fourth Proportional to 18,592,699.32, 27,803,433.78 and 17,685,706.68

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Solution

The fourth proportional to 18,592,699.32, 27,803,433.78 and 17,685,706.68 is: 26,447,121.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,592,699.32 : 27,803,433.78 = 17,685,706.68 : x
  2. Step 2: Convert to fraction form
    18,592,699.32/27,803,433.78 = 17,685,706.68/x
  3. Step 3: Cross multiply
    18,592,699.32x = 27,803,433.78 × 17,685,706.68
  4. Step 4: Simplify right side
    18,592,699.32x = 491,723,374,529,883.69
  5. Step 5: Solve for x
    x = 491,723,374,529,883.69/18,592,699.32
  6. Step 6: Final answer
    x = 26,447,121.32

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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.