Home / 23,210,143.38-32,030,718.30-12,755,969.48

Finding the Fourth Proportional to 23,210,143.38, 32,030,718.30 and 12,755,969.48

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Solution

The fourth proportional to 23,210,143.38, 32,030,718.30 and 12,755,969.48 is: 17,603,633.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,210,143.38 : 32,030,718.30 = 12,755,969.48 : x
  2. Step 2: Convert to fraction form
    23,210,143.38/32,030,718.30 = 12,755,969.48/x
  3. Step 3: Cross multiply
    23,210,143.38x = 32,030,718.30 × 12,755,969.48
  4. Step 4: Simplify right side
    23,210,143.38x = 408,582,864,944,958.75
  5. Step 5: Solve for x
    x = 408,582,864,944,958.75/23,210,143.38
  6. Step 6: Final answer
    x = 17,603,633.82

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Double scale
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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.