Home / 23,022,511.86-31,770,233.78-12,709,013.52

Finding the Fourth Proportional to 23,022,511.86, 31,770,233.78 and 12,709,013.52

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Solution

The fourth proportional to 23,022,511.86, 31,770,233.78 and 12,709,013.52 is: 17,537,979.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,022,511.86 : 31,770,233.78 = 12,709,013.52 : x
  2. Step 2: Convert to fraction form
    23,022,511.86/31,770,233.78 = 12,709,013.52/x
  3. Step 3: Cross multiply
    23,022,511.86x = 31,770,233.78 × 12,709,013.52
  4. Step 4: Simplify right side
    23,022,511.86x = 403,768,330,643,580.69
  5. Step 5: Solve for x
    x = 403,768,330,643,580.69/23,022,511.86
  6. Step 6: Final answer
    x = 17,537,979.05

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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.