Home / 16,770,775.35-23,143,133.93-9,428,919.15

Finding the Fourth Proportional to 16,770,775.35, 23,143,133.93 and 9,428,919.15

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Solution

The fourth proportional to 16,770,775.35, 23,143,133.93 and 9,428,919.15 is: 13,011,607.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,775.35 : 23,143,133.93 = 9,428,919.15 : x
  2. Step 2: Convert to fraction form
    16,770,775.35/23,143,133.93 = 9,428,919.15/x
  3. Step 3: Cross multiply
    16,770,775.35x = 23,143,133.93 × 9,428,919.15
  4. Step 4: Simplify right side
    16,770,775.35x = 218,214,738,656,447.19
  5. Step 5: Solve for x
    x = 218,214,738,656,447.19/16,770,775.35
  6. Step 6: Final answer
    x = 13,011,607.04

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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.