Home / 22,235,967.62-30,683,959.78-13,533,178.36

Finding the Fourth Proportional to 22,235,967.62, 30,683,959.78 and 13,533,178.36

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Solution

The fourth proportional to 22,235,967.62, 30,683,959.78 and 13,533,178.36 is: 18,674,766.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,235,967.62 : 30,683,959.78 = 13,533,178.36 : x
  2. Step 2: Convert to fraction form
    22,235,967.62/30,683,959.78 = 13,533,178.36/x
  3. Step 3: Cross multiply
    22,235,967.62x = 30,683,959.78 × 13,533,178.36
  4. Step 4: Simplify right side
    22,235,967.62x = 415,251,500,493,806.38
  5. Step 5: Solve for x
    x = 415,251,500,493,806.38/22,235,967.62
  6. Step 6: Final answer
    x = 18,674,766.38

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1.5x scale

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.