Home / 25,563,391.80-38,345,087.70-12,126,463.80

Finding the Fourth Proportional to 25,563,391.80, 38,345,087.70 and 12,126,463.80

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Solution

The fourth proportional to 25,563,391.80, 38,345,087.70 and 12,126,463.80 is: 18,189,695.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,391.80 : 38,345,087.70 = 12,126,463.80 : x
  2. Step 2: Convert to fraction form
    25,563,391.80/38,345,087.70 = 12,126,463.80/x
  3. Step 3: Cross multiply
    25,563,391.80x = 38,345,087.70 × 12,126,463.80
  4. Step 4: Simplify right side
    25,563,391.80x = 464,990,317,901,875.31
  5. Step 5: Solve for x
    x = 464,990,317,901,875.31/25,563,391.80
  6. Step 6: Final answer
    x = 18,189,695.70

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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.