Home / 27,269,503.83-40,903,986.15-12,493,407.65

Finding the Fourth Proportional to 27,269,503.83, 40,903,986.15 and 12,493,407.65

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Solution

The fourth proportional to 27,269,503.83, 40,903,986.15 and 12,493,407.65 is: 18,739,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,269,503.83 : 40,903,986.15 = 12,493,407.65 : x
  2. Step 2: Convert to fraction form
    27,269,503.83/40,903,986.15 = 12,493,407.65/x
  3. Step 3: Cross multiply
    27,269,503.83x = 40,903,986.15 × 12,493,407.65
  4. Step 4: Simplify right side
    27,269,503.83x = 511,030,173,277,384.06
  5. Step 5: Solve for x
    x = 511,030,173,277,384.06/27,269,503.83
  6. Step 6: Final answer
    x = 18,739,987.95

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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.