Home / 19,523,846.73-29,265,121.95-7,219,904.21

Finding the Fourth Proportional to 19,523,846.73, 29,265,121.95 and 7,219,904.21

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Solution

The fourth proportional to 19,523,846.73, 29,265,121.95 and 7,219,904.21 is: 10,822,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523,846.73 : 29,265,121.95 = 7,219,904.21 : x
  2. Step 2: Convert to fraction form
    19,523,846.73/29,265,121.95 = 7,219,904.21/x
  3. Step 3: Cross multiply
    19,523,846.73x = 29,265,121.95 × 7,219,904.21
  4. Step 4: Simplify right side
    19,523,846.73x = 211,291,377,114,774.53
  5. Step 5: Solve for x
    x = 211,291,377,114,774.53/19,523,846.73
  6. Step 6: Final answer
    x = 10,822,220.64

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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.