Home / 39,920,927.95-59,887,961.43-12,254,150.80

Finding the Fourth Proportional to 39,920,927.95, 59,887,961.43 and 12,254,150.80

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Solution

The fourth proportional to 39,920,927.95, 59,887,961.43 and 12,254,150.80 is: 18,383,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,920,927.95 : 59,887,961.43 = 12,254,150.80 : x
  2. Step 2: Convert to fraction form
    39,920,927.95/59,887,961.43 = 12,254,150.80/x
  3. Step 3: Cross multiply
    39,920,927.95x = 59,887,961.43 × 12,254,150.80
  4. Step 4: Simplify right side
    39,920,927.95x = 733,876,110,467,803.62
  5. Step 5: Solve for x
    x = 733,876,110,467,803.62/39,920,927.95
  6. Step 6: Final answer
    x = 18,383,242.78

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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.