Home / 28,447,822.94-42,671,845.12-6,882,390.02

Finding the Fourth Proportional to 28,447,822.94, 42,671,845.12 and 6,882,390.02

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Solution

The fourth proportional to 28,447,822.94, 42,671,845.12 and 6,882,390.02 is: 10,323,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,447,822.94 : 42,671,845.12 = 6,882,390.02 : x
  2. Step 2: Convert to fraction form
    28,447,822.94/42,671,845.12 = 6,882,390.02/x
  3. Step 3: Cross multiply
    28,447,822.94x = 42,671,845.12 × 6,882,390.02
  4. Step 4: Simplify right side
    28,447,822.94x = 293,684,280,988,873.69
  5. Step 5: Solve for x
    x = 293,684,280,988,873.69/28,447,822.94
  6. Step 6: Final answer
    x = 10,323,611.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.