Home / 16,771,314.30-25,144,529.85-7,178,840.70

Finding the Fourth Proportional to 16,771,314.30, 25,144,529.85 and 7,178,840.70

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Solution

The fourth proportional to 16,771,314.30, 25,144,529.85 and 7,178,840.70 is: 10,762,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,771,314.30 : 25,144,529.85 = 7,178,840.70 : x
  2. Step 2: Convert to fraction form
    16,771,314.30/25,144,529.85 = 7,178,840.70/x
  3. Step 3: Cross multiply
    16,771,314.30x = 25,144,529.85 × 7,178,840.70
  4. Step 4: Simplify right side
    16,771,314.30x = 180,508,574,269,544.91
  5. Step 5: Solve for x
    x = 180,508,574,269,544.91/16,771,314.30
  6. Step 6: Final answer
    x = 10,762,935.51

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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.