Home / 22,139,953.20-33,206,819.40-6,995,415.60

Finding the Fourth Proportional to 22,139,953.20, 33,206,819.40 and 6,995,415.60

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Solution

The fourth proportional to 22,139,953.20, 33,206,819.40 and 6,995,415.60 is: 10,492,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,953.20 : 33,206,819.40 = 6,995,415.60 : x
  2. Step 2: Convert to fraction form
    22,139,953.20/33,206,819.40 = 6,995,415.60/x
  3. Step 3: Cross multiply
    22,139,953.20x = 33,206,819.40 × 6,995,415.60
  4. Step 4: Simplify right side
    22,139,953.20x = 232,295,502,457,142.62
  5. Step 5: Solve for x
    x = 232,295,502,457,142.62/22,139,953.20
  6. Step 6: Final answer
    x = 10,492,140.63

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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.