Home / 39,327,038.46-54,274,544.30-21,689,390.93

Finding the Fourth Proportional to 39,327,038.46, 54,274,544.30 and 21,689,390.93

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Solution

The fourth proportional to 39,327,038.46, 54,274,544.30 and 21,689,390.93 is: 29,933,141.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,327,038.46 : 54,274,544.30 = 21,689,390.93 : x
  2. Step 2: Convert to fraction form
    39,327,038.46/54,274,544.30 = 21,689,390.93/x
  3. Step 3: Cross multiply
    39,327,038.46x = 54,274,544.30 × 21,689,390.93
  4. Step 4: Simplify right side
    39,327,038.46x = 1,177,181,808,653,154
  5. Step 5: Solve for x
    x = 1,177,181,808,653,154/39,327,038.46
  6. Step 6: Final answer
    x = 29,933,141.54

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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.