Home / 6,429,140.84-8,871,568.32-3,850,755.32

Finding the Fourth Proportional to 6,429,140.84, 8,871,568.32 and 3,850,755.32

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Solution

The fourth proportional to 6,429,140.84, 8,871,568.32 and 3,850,755.32 is: 5,313,655.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,429,140.84 : 8,871,568.32 = 3,850,755.32 : x
  2. Step 2: Convert to fraction form
    6,429,140.84/8,871,568.32 = 3,850,755.32/x
  3. Step 3: Cross multiply
    6,429,140.84x = 8,871,568.32 × 3,850,755.32
  4. Step 4: Simplify right side
    6,429,140.84x = 34,162,238,904,983.46
  5. Step 5: Solve for x
    x = 34,162,238,904,983.46/6,429,140.84
  6. Step 6: Final answer
    x = 5,313,655.39

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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.