Home / 18,031,545-27,047,028.63-5,735,329.77

Finding the Fourth Proportional to 18,031,545, 27,047,028.63 and 5,735,329.77

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Solution

The fourth proportional to 18,031,545, 27,047,028.63 and 5,735,329.77 is: 8,602,902.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031,545 : 27,047,028.63 = 5,735,329.77 : x
  2. Step 2: Convert to fraction form
    18,031,545/27,047,028.63 = 5,735,329.77/x
  3. Step 3: Cross multiply
    18,031,545x = 27,047,028.63 × 5,735,329.77
  4. Step 4: Simplify right side
    18,031,545x = 155,123,628,614,615.16
  5. Step 5: Solve for x
    x = 155,123,628,614,615.16/18,031,545
  6. Step 6: Final answer
    x = 8,602,902.78

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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.