Home / 11,988,677.30-17,983,015.95-4,414,658.90

Finding the Fourth Proportional to 11,988,677.30, 17,983,015.95 and 4,414,658.90

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Solution

The fourth proportional to 11,988,677.30, 17,983,015.95 and 4,414,658.90 is: 6,621,988.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,988,677.30 : 17,983,015.95 = 4,414,658.90 : x
  2. Step 2: Convert to fraction form
    11,988,677.30/17,983,015.95 = 4,414,658.90/x
  3. Step 3: Cross multiply
    11,988,677.30x = 17,983,015.95 × 4,414,658.90
  4. Step 4: Simplify right side
    11,988,677.30x = 79,388,881,412,509.45
  5. Step 5: Solve for x
    x = 79,388,881,412,509.45/11,988,677.30
  6. Step 6: Final answer
    x = 6,621,988.35

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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.