Home / 20,156,729.08-30,254,582.22-19,064,327.44

Finding the Fourth Proportional to 20,156,729.08, 30,254,582.22 and 19,064,327.44

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Solution

The fourth proportional to 20,156,729.08, 30,254,582.22 and 19,064,327.44 is: 28,614,923.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,156,729.08 : 30,254,582.22 = 19,064,327.44 : x
  2. Step 2: Convert to fraction form
    20,156,729.08/30,254,582.22 = 19,064,327.44/x
  3. Step 3: Cross multiply
    20,156,729.08x = 30,254,582.22 × 19,064,327.44
  4. Step 4: Simplify right side
    20,156,729.08x = 576,783,262,002,482.12
  5. Step 5: Solve for x
    x = 576,783,262,002,482.12/20,156,729.08
  6. Step 6: Final answer
    x = 28,614,923.57

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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.