Home / 18,207,453.76-27,307,473.46-6,688,962.16

Finding the Fourth Proportional to 18,207,453.76, 27,307,473.46 and 6,688,962.16

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Solution

The fourth proportional to 18,207,453.76, 27,307,473.46 and 6,688,962.16 is: 10,032,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,453.76 : 27,307,473.46 = 6,688,962.16 : x
  2. Step 2: Convert to fraction form
    18,207,453.76/27,307,473.46 = 6,688,962.16/x
  3. Step 3: Cross multiply
    18,207,453.76x = 27,307,473.46 × 6,688,962.16
  4. Step 4: Simplify right side
    18,207,453.76x = 182,658,656,659,144.28
  5. Step 5: Solve for x
    x = 182,658,656,659,144.28/18,207,453.76
  6. Step 6: Final answer
    x = 10,032,081.31

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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.