Home / 7,199,710.34-9,935,601.20-3,936,527.32

Finding the Fourth Proportional to 7,199,710.34, 9,935,601.20 and 3,936,527.32

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Solution

The fourth proportional to 7,199,710.34, 9,935,601.20 and 3,936,527.32 is: 5,432,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,199,710.34 : 9,935,601.20 = 3,936,527.32 : x
  2. Step 2: Convert to fraction form
    7,199,710.34/9,935,601.20 = 3,936,527.32/x
  3. Step 3: Cross multiply
    7,199,710.34x = 9,935,601.20 × 3,936,527.32
  4. Step 4: Simplify right side
    7,199,710.34x = 39,111,765,564,424.78
  5. Step 5: Solve for x
    x = 39,111,765,564,424.78/7,199,710.34
  6. Step 6: Final answer
    x = 5,432,408.21

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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.