Home / 23,829,654.03-32,781,728.80-20,876,170.67

Finding the Fourth Proportional to 23,829,654.03, 32,781,728.80 and 20,876,170.67

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Solution

The fourth proportional to 23,829,654.03, 32,781,728.80 and 20,876,170.67 is: 28,718,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,829,654.03 : 32,781,728.80 = 20,876,170.67 : x
  2. Step 2: Convert to fraction form
    23,829,654.03/32,781,728.80 = 20,876,170.67/x
  3. Step 3: Cross multiply
    23,829,654.03x = 32,781,728.80 × 20,876,170.67
  4. Step 4: Simplify right side
    23,829,654.03x = 684,356,965,271,572.38
  5. Step 5: Solve for x
    x = 684,356,965,271,572.38/23,829,654.03
  6. Step 6: Final answer
    x = 28,718,711.76

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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.