Home / 16,868,222.40-23,278,157.76-9,133,269.84

Finding the Fourth Proportional to 16,868,222.40, 23,278,157.76 and 9,133,269.84

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Solution

The fourth proportional to 16,868,222.40, 23,278,157.76 and 9,133,269.84 is: 12,603,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,868,222.40 : 23,278,157.76 = 9,133,269.84 : x
  2. Step 2: Convert to fraction form
    16,868,222.40/23,278,157.76 = 9,133,269.84/x
  3. Step 3: Cross multiply
    16,868,222.40x = 23,278,157.76 × 9,133,269.84
  4. Step 4: Simplify right side
    16,868,222.40x = 212,605,696,200,169.97
  5. Step 5: Solve for x
    x = 212,605,696,200,169.97/16,868,222.40
  6. Step 6: Final answer
    x = 12,603,918.25

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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.