Home / 14,084,755.76-21,134,983.62-7,607,700.38

Finding the Fourth Proportional to 14,084,755.76, 21,134,983.62 and 7,607,700.38

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Solution

The fourth proportional to 14,084,755.76, 21,134,983.62 and 7,607,700.38 is: 11,415,790.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,084,755.76 : 21,134,983.62 = 7,607,700.38 : x
  2. Step 2: Convert to fraction form
    14,084,755.76/21,134,983.62 = 7,607,700.38/x
  3. Step 3: Cross multiply
    14,084,755.76x = 21,134,983.62 × 7,607,700.38
  4. Step 4: Simplify right side
    14,084,755.76x = 160,788,622,811,492.88
  5. Step 5: Solve for x
    x = 160,788,622,811,492.88/14,084,755.76
  6. Step 6: Final answer
    x = 11,415,790.63

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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.