Home / 39,886,777.40-59,836,352.12-16,857,808.88

Finding the Fourth Proportional to 39,886,777.40, 59,836,352.12 and 16,857,808.88

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Solution

The fourth proportional to 39,886,777.40, 59,836,352.12 and 16,857,808.88 is: 25,289,327.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,886,777.40 : 59,836,352.12 = 16,857,808.88 : x
  2. Step 2: Convert to fraction form
    39,886,777.40/59,836,352.12 = 16,857,808.88/x
  3. Step 3: Cross multiply
    39,886,777.40x = 59,836,352.12 × 16,857,808.88
  4. Step 4: Simplify right side
    39,886,777.40x = 1,008,709,788,115,342.75
  5. Step 5: Solve for x
    x = 1,008,709,788,115,342.75/39,886,777.40
  6. Step 6: Final answer
    x = 25,289,327.79

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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.