Home / 19,229,981.46-28,848,821.28-7,099,518.66

Finding the Fourth Proportional to 19,229,981.46, 28,848,821.28 and 7,099,518.66

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Solution

The fourth proportional to 19,229,981.46, 28,848,821.28 and 7,099,518.66 is: 10,650,699.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229,981.46 : 28,848,821.28 = 7,099,518.66 : x
  2. Step 2: Convert to fraction form
    19,229,981.46/28,848,821.28 = 7,099,518.66/x
  3. Step 3: Cross multiply
    19,229,981.46x = 28,848,821.28 × 7,099,518.66
  4. Step 4: Simplify right side
    19,229,981.46x = 204,812,744,996,365.09
  5. Step 5: Solve for x
    x = 204,812,744,996,365.09/19,229,981.46
  6. Step 6: Final answer
    x = 10,650,699.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.