Home / 20,373,265-28,119,099.54-11,677,267

Finding the Fourth Proportional to 20,373,265, 28,119,099.54 and 11,677,267

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Solution

The fourth proportional to 20,373,265, 28,119,099.54 and 11,677,267 is: 16,116,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,373,265 : 28,119,099.54 = 11,677,267 : x
  2. Step 2: Convert to fraction form
    20,373,265/28,119,099.54 = 11,677,267/x
  3. Step 3: Cross multiply
    20,373,265x = 28,119,099.54 × 11,677,267
  4. Step 4: Simplify right side
    20,373,265x = 328,354,233,128,157.19
  5. Step 5: Solve for x
    x = 328,354,233,128,157.19/20,373,265
  6. Step 6: Final answer
    x = 16,116,917.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.