Home / 12,634,857.33-18,954,381.12-4,435,373.17

Finding the Fourth Proportional to 12,634,857.33, 18,954,381.12 and 4,435,373.17

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Solution

The fourth proportional to 12,634,857.33, 18,954,381.12 and 4,435,373.17 is: 6,653,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,634,857.33 : 18,954,381.12 = 4,435,373.17 : x
  2. Step 2: Convert to fraction form
    12,634,857.33/18,954,381.12 = 4,435,373.17/x
  3. Step 3: Cross multiply
    12,634,857.33x = 18,954,381.12 × 4,435,373.17
  4. Step 4: Simplify right side
    12,634,857.33x = 84,069,753,473,602.55
  5. Step 5: Solve for x
    x = 84,069,753,473,602.55/12,634,857.33
  6. Step 6: Final answer
    x = 6,653,795.23

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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.