Home / 5,586,126.12-7,708,859.10-3,171,678.12

Finding the Fourth Proportional to 5,586,126.12, 7,708,859.10 and 3,171,678.12

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Solution

The fourth proportional to 5,586,126.12, 7,708,859.10 and 3,171,678.12 is: 4,376,918.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586,126.12 : 7,708,859.10 = 3,171,678.12 : x
  2. Step 2: Convert to fraction form
    5,586,126.12/7,708,859.10 = 3,171,678.12/x
  3. Step 3: Cross multiply
    5,586,126.12x = 7,708,859.10 × 3,171,678.12
  4. Step 4: Simplify right side
    5,586,126.12x = 24,450,019,737,632.89
  5. Step 5: Solve for x
    x = 24,450,019,737,632.89/5,586,126.12
  6. Step 6: Final answer
    x = 4,376,918.68

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1.5x scale

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.