Home / 13,527,491.27-18,667,437.63-7,332,404.97

Finding the Fourth Proportional to 13,527,491.27, 18,667,437.63 and 7,332,404.97

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Solution

The fourth proportional to 13,527,491.27, 18,667,437.63 and 7,332,404.97 is: 10,118,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,527,491.27 : 18,667,437.63 = 7,332,404.97 : x
  2. Step 2: Convert to fraction form
    13,527,491.27/18,667,437.63 = 7,332,404.97/x
  3. Step 3: Cross multiply
    13,527,491.27x = 18,667,437.63 × 7,332,404.97
  4. Step 4: Simplify right side
    13,527,491.27x = 136,877,212,455,377.02
  5. Step 5: Solve for x
    x = 136,877,212,455,377.02/13,527,491.27
  6. Step 6: Final answer
    x = 10,118,447.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.