Home / 31,581,667.87-47,377,020.74-9,723,896.51

Finding the Fourth Proportional to 31,581,667.87, 47,377,020.74 and 9,723,896.51

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Solution

The fourth proportional to 31,581,667.87, 47,377,020.74 and 9,723,896.51 is: 14,587,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,581,667.87 : 47,377,020.74 = 9,723,896.51 : x
  2. Step 2: Convert to fraction form
    31,581,667.87/47,377,020.74 = 9,723,896.51/x
  3. Step 3: Cross multiply
    31,581,667.87x = 47,377,020.74 × 9,723,896.51
  4. Step 4: Simplify right side
    31,581,667.87x = 460,689,246,697,706.62
  5. Step 5: Solve for x
    x = 460,689,246,697,706.62/31,581,667.87
  6. Step 6: Final answer
    x = 14,587,236.13

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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.