Home / 19,322,004.60-28,983,006.90-18,377,220.60

Finding the Fourth Proportional to 19,322,004.60, 28,983,006.90 and 18,377,220.60

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Solution

The fourth proportional to 19,322,004.60, 28,983,006.90 and 18,377,220.60 is: 27,565,830.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,322,004.60 : 28,983,006.90 = 18,377,220.60 : x
  2. Step 2: Convert to fraction form
    19,322,004.60/28,983,006.90 = 18,377,220.60/x
  3. Step 3: Cross multiply
    19,322,004.60x = 28,983,006.90 × 18,377,220.60
  4. Step 4: Simplify right side
    19,322,004.60x = 532,627,111,452,622.12
  5. Step 5: Solve for x
    x = 532,627,111,452,622.12/19,322,004.60
  6. Step 6: Final answer
    x = 27,565,830.90

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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.