Home / 19,879,500.60-29,819,250.90-16,289,321.40

Finding the Fourth Proportional to 19,879,500.60, 29,819,250.90 and 16,289,321.40

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Solution

The fourth proportional to 19,879,500.60, 29,819,250.90 and 16,289,321.40 is: 24,433,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,879,500.60 : 29,819,250.90 = 16,289,321.40 : x
  2. Step 2: Convert to fraction form
    19,879,500.60/29,819,250.90 = 16,289,321.40/x
  3. Step 3: Cross multiply
    19,879,500.60x = 29,819,250.90 × 16,289,321.40
  4. Step 4: Simplify right side
    19,879,500.60x = 485,735,361,817,339.25
  5. Step 5: Solve for x
    x = 485,735,361,817,339.25/19,879,500.60
  6. Step 6: Final answer
    x = 24,433,982.10

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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.