Home / 7,013,186.15-9,678,102.26-3,915,757.17

Finding the Fourth Proportional to 7,013,186.15, 9,678,102.26 and 3,915,757.17

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Solution

The fourth proportional to 7,013,186.15, 9,678,102.26 and 3,915,757.17 is: 5,403,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,186.15 : 9,678,102.26 = 3,915,757.17 : x
  2. Step 2: Convert to fraction form
    7,013,186.15/9,678,102.26 = 3,915,757.17/x
  3. Step 3: Cross multiply
    7,013,186.15x = 9,678,102.26 × 3,915,757.17
  4. Step 4: Simplify right side
    7,013,186.15x = 37,897,098,297,009.42
  5. Step 5: Solve for x
    x = 37,897,098,297,009.42/7,013,186.15
  6. Step 6: Final answer
    x = 5,403,692.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.