Home / 46,447,212.94-69,631,847.07-20,535,330.76

Finding the Fourth Proportional to 46,447,212.94, 69,631,847.07 and 20,535,330.76

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Solution

The fourth proportional to 46,447,212.94, 69,631,847.07 and 20,535,330.76 is: 30,785,765.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,447,212.94 : 69,631,847.07 = 20,535,330.76 : x
  2. Step 2: Convert to fraction form
    46,447,212.94/69,631,847.07 = 20,535,330.76/x
  3. Step 3: Cross multiply
    46,447,212.94x = 69,631,847.07 × 20,535,330.76
  4. Step 4: Simplify right side
    46,447,212.94x = 1,429,913,011,012,186.75
  5. Step 5: Solve for x
    x = 1,429,913,011,012,186.75/46,447,212.94
  6. Step 6: Final answer
    x = 30,785,765.61

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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.