Home / 15,645,450.81-23,474,919.47-8,462,041.55

Finding the Fourth Proportional to 15,645,450.81, 23,474,919.47 and 8,462,041.55

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Solution

The fourth proportional to 15,645,450.81, 23,474,919.47 and 8,462,041.55 is: 12,696,709.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,645,450.81 : 23,474,919.47 = 8,462,041.55 : x
  2. Step 2: Convert to fraction form
    15,645,450.81/23,474,919.47 = 8,462,041.55/x
  3. Step 3: Cross multiply
    15,645,450.81x = 23,474,919.47 × 8,462,041.55
  4. Step 4: Simplify right side
    15,645,450.81x = 198,645,743,913,997.56
  5. Step 5: Solve for x
    x = 198,645,743,913,997.56/15,645,450.81
  6. Step 6: Final answer
    x = 12,696,709.50

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Why These Related Problems?

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