Home / 11,088,380.40-16,645,012.20-8,575,177.20

Finding the Fourth Proportional to 11,088,380.40, 16,645,012.20 and 8,575,177.20

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Solution

The fourth proportional to 11,088,380.40, 16,645,012.20 and 8,575,177.20 is: 12,872,387.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,088,380.40 : 16,645,012.20 = 8,575,177.20 : x
  2. Step 2: Convert to fraction form
    11,088,380.40/16,645,012.20 = 8,575,177.20/x
  3. Step 3: Cross multiply
    11,088,380.40x = 16,645,012.20 × 8,575,177.20
  4. Step 4: Simplify right side
    11,088,380.40x = 142,733,929,111,161.81
  5. Step 5: Solve for x
    x = 142,733,929,111,161.81/11,088,380.40
  6. Step 6: Final answer
    x = 12,872,387.49

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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.