Home / 28,017,042.92-38,669,531.22-17,697,202.28

Finding the Fourth Proportional to 28,017,042.92, 38,669,531.22 and 17,697,202.28

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Solution

The fourth proportional to 28,017,042.92, 38,669,531.22 and 17,697,202.28 is: 24,425,936.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,017,042.92 : 38,669,531.22 = 17,697,202.28 : x
  2. Step 2: Convert to fraction form
    28,017,042.92/38,669,531.22 = 17,697,202.28/x
  3. Step 3: Cross multiply
    28,017,042.92x = 38,669,531.22 × 17,697,202.28
  4. Step 4: Simplify right side
    28,017,042.92x = 684,342,516,073,115.25
  5. Step 5: Solve for x
    x = 684,342,516,073,115.25/28,017,042.92
  6. Step 6: Final answer
    x = 24,425,936.67

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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.