Home / 39,886,771.40-59,836,343.12-16,857,802.87

Finding the Fourth Proportional to 39,886,771.40, 59,836,343.12 and 16,857,802.87

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Solution

The fourth proportional to 39,886,771.40, 59,836,343.12 and 16,857,802.87 is: 25,289,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,886,771.40 : 59,836,343.12 = 16,857,802.87 : x
  2. Step 2: Convert to fraction form
    39,886,771.40/59,836,343.12 = 16,857,802.87/x
  3. Step 3: Cross multiply
    39,886,771.40x = 59,836,343.12 × 16,857,802.87
  4. Step 4: Simplify right side
    39,886,771.40x = 1,008,709,277,015,697.12
  5. Step 5: Solve for x
    x = 1,008,709,277,015,697.12/39,886,771.40
  6. Step 6: Final answer
    x = 25,289,318.78

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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.