Home / 22,016,999.20-33,025,498.80-7,638,567.70

Finding the Fourth Proportional to 22,016,999.20, 33,025,498.80 and 7,638,567.70

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Solution

The fourth proportional to 22,016,999.20, 33,025,498.80 and 7,638,567.70 is: 11,457,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016,999.20 : 33,025,498.80 = 7,638,567.70 : x
  2. Step 2: Convert to fraction form
    22,016,999.20/33,025,498.80 = 7,638,567.70/x
  3. Step 3: Cross multiply
    22,016,999.20x = 33,025,498.80 × 7,638,567.70
  4. Step 4: Simplify right side
    22,016,999.20x = 252,267,508,410,068.78
  5. Step 5: Solve for x
    x = 252,267,508,410,068.78/22,016,999.20
  6. Step 6: Final answer
    x = 11,457,851.55

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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.