Home / 7,199,711.96-9,935,603.44-3,936,528.94

Finding the Fourth Proportional to 7,199,711.96, 9,935,603.44 and 3,936,528.94

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Solution

The fourth proportional to 7,199,711.96, 9,935,603.44 and 3,936,528.94 is: 5,432,410.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,711.96 : 9,935,603.44 = 3,936,528.94 : x
  2. Step 2: Convert to fraction form
    7,199,711.96/9,935,603.44 = 3,936,528.94/x
  3. Step 3: Cross multiply
    7,199,711.96x = 9,935,603.44 × 3,936,528.94
  4. Step 4: Simplify right side
    7,199,711.96x = 39,111,790,477,923.55
  5. Step 5: Solve for x
    x = 39,111,790,477,923.55/7,199,711.96
  6. Step 6: Final answer
    x = 5,432,410.45

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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.