Home / 16,483,813.60-24,725,720.40-8,421,656.80

Finding the Fourth Proportional to 16,483,813.60, 24,725,720.40 and 8,421,656.80

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Solution

The fourth proportional to 16,483,813.60, 24,725,720.40 and 8,421,656.80 is: 12,632,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483,813.60 : 24,725,720.40 = 8,421,656.80 : x
  2. Step 2: Convert to fraction form
    16,483,813.60/24,725,720.40 = 8,421,656.80/x
  3. Step 3: Cross multiply
    16,483,813.60x = 24,725,720.40 × 8,421,656.80
  4. Step 4: Simplify right side
    16,483,813.60x = 208,231,531,341,558.72
  5. Step 5: Solve for x
    x = 208,231,531,341,558.72/16,483,813.60
  6. Step 6: Final answer
    x = 12,632,485.20

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1.5x scale

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.