Home / 11,863,009.28-17,782,295.88-4,671,628.40

Finding the Fourth Proportional to 11,863,009.28, 17,782,295.88 and 4,671,628.40

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Solution

The fourth proportional to 11,863,009.28, 17,782,295.88 and 4,671,628.40 is: 7,002,631.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,863,009.28 : 17,782,295.88 = 4,671,628.40 : x
  2. Step 2: Convert to fraction form
    11,863,009.28/17,782,295.88 = 4,671,628.40/x
  3. Step 3: Cross multiply
    11,863,009.28x = 17,782,295.88 × 4,671,628.40
  4. Step 4: Simplify right side
    11,863,009.28x = 83,072,278,450,211
  5. Step 5: Solve for x
    x = 83,072,278,450,211/11,863,009.28
  6. Step 6: Final answer
    x = 7,002,631.16

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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.