Home / 6,429,136.84-8,871,562.80-3,850,751.32

Finding the Fourth Proportional to 6,429,136.84, 8,871,562.80 and 3,850,751.32

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Solution

The fourth proportional to 6,429,136.84, 8,871,562.80 and 3,850,751.32 is: 5,313,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,136.84 : 8,871,562.80 = 3,850,751.32 : x
  2. Step 2: Convert to fraction form
    6,429,136.84/8,871,562.80 = 3,850,751.32/x
  3. Step 3: Cross multiply
    6,429,136.84x = 8,871,562.80 × 3,850,751.32
  4. Step 4: Simplify right side
    6,429,136.84x = 34,162,182,162,562.90
  5. Step 5: Solve for x
    x = 34,162,182,162,562.90/6,429,136.84
  6. Step 6: Final answer
    x = 5,313,649.87

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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.