Home / 7,391,936-10,200,871.68-4,000,448

Finding the Fourth Proportional to 7,391,936, 10,200,871.68 and 4,000,448

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Solution

The fourth proportional to 7,391,936, 10,200,871.68 and 4,000,448 is: 5,520,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391,936 : 10,200,871.68 = 4,000,448 : x
  2. Step 2: Convert to fraction form
    7,391,936/10,200,871.68 = 4,000,448/x
  3. Step 3: Cross multiply
    7,391,936x = 10,200,871.68 × 4,000,448
  4. Step 4: Simplify right side
    7,391,936x = 40,808,056,710,512.64
  5. Step 5: Solve for x
    x = 40,808,056,710,512.64/7,391,936
  6. Step 6: Final answer
    x = 5,520,618.24

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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.