Home / 28,964,539.70-39,953,335.72-17,195,820.67

Finding the Fourth Proportional to 28,964,539.70, 39,953,335.72 and 17,195,820.67

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Solution

The fourth proportional to 28,964,539.70, 39,953,335.72 and 17,195,820.67 is: 23,719,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,539.70 : 39,953,335.72 = 17,195,820.67 : x
  2. Step 2: Convert to fraction form
    28,964,539.70/39,953,335.72 = 17,195,820.67/x
  3. Step 3: Cross multiply
    28,964,539.70x = 39,953,335.72 × 17,195,820.67
  4. Step 4: Simplify right side
    28,964,539.70x = 687,030,396,209,425.38
  5. Step 5: Solve for x
    x = 687,030,396,209,425.38/28,964,539.70
  6. Step 6: Final answer
    x = 23,719,707.04

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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.