Home / 19,253,318.40-28,879,977.60-16,230,009.60

Finding the Fourth Proportional to 19,253,318.40, 28,879,977.60 and 16,230,009.60

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Solution

The fourth proportional to 19,253,318.40, 28,879,977.60 and 16,230,009.60 is: 24,345,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,253,318.40 : 28,879,977.60 = 16,230,009.60 : x
  2. Step 2: Convert to fraction form
    19,253,318.40/28,879,977.60 = 16,230,009.60/x
  3. Step 3: Cross multiply
    19,253,318.40x = 28,879,977.60 × 16,230,009.60
  4. Step 4: Simplify right side
    19,253,318.40x = 468,722,313,695,785
  5. Step 5: Solve for x
    x = 468,722,313,695,785/19,253,318.40
  6. Step 6: Final answer
    x = 24,345,014.40

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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.