Home / 12,570,209.29-18,852,324.38-3,472,105.42

Finding the Fourth Proportional to 12,570,209.29, 18,852,324.38 and 3,472,105.42

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Solution

The fourth proportional to 12,570,209.29, 18,852,324.38 and 3,472,105.42 is: 5,207,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570,209.29 : 18,852,324.38 = 3,472,105.42 : x
  2. Step 2: Convert to fraction form
    12,570,209.29/18,852,324.38 = 3,472,105.42/x
  3. Step 3: Cross multiply
    12,570,209.29x = 18,852,324.38 × 3,472,105.42
  4. Step 4: Simplify right side
    12,570,209.29x = 65,457,257,678,621.41
  5. Step 5: Solve for x
    x = 65,457,257,678,621.41/12,570,209.29
  6. Step 6: Final answer
    x = 5,207,332.37

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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.