Home / 31,143,956.70-46,707,640.65-9,578,516.70

Finding the Fourth Proportional to 31,143,956.70, 46,707,640.65 and 9,578,516.70

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Solution

The fourth proportional to 31,143,956.70, 46,707,640.65 and 9,578,516.70 is: 14,365,224.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,143,956.70 : 46,707,640.65 = 9,578,516.70 : x
  2. Step 2: Convert to fraction form
    31,143,956.70/46,707,640.65 = 9,578,516.70/x
  3. Step 3: Cross multiply
    31,143,956.70x = 46,707,640.65 × 9,578,516.70
  4. Step 4: Simplify right side
    31,143,956.70x = 447,389,915,983,623.81
  5. Step 5: Solve for x
    x = 447,389,915,983,623.81/31,143,956.70
  6. Step 6: Final answer
    x = 14,365,224.06

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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.