Home / 18,341,277-25,284,285.90-12,817,502.52

Finding the Fourth Proportional to 18,341,277, 25,284,285.90 and 12,817,502.52

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Solution

The fourth proportional to 18,341,277, 25,284,285.90 and 12,817,502.52 is: 17,669,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,341,277 : 25,284,285.90 = 12,817,502.52 : x
  2. Step 2: Convert to fraction form
    18,341,277/25,284,285.90 = 12,817,502.52/x
  3. Step 3: Cross multiply
    18,341,277x = 25,284,285.90 × 12,817,502.52
  4. Step 4: Simplify right side
    18,341,277x = 324,081,398,239,650.44
  5. Step 5: Solve for x
    x = 324,081,398,239,650.44/18,341,277
  6. Step 6: Final answer
    x = 17,669,511.14

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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.