Home / 18,652,927.47-27,980,389.67-5,874,427.23

Finding the Fourth Proportional to 18,652,927.47, 27,980,389.67 and 5,874,427.23

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Solution

The fourth proportional to 18,652,927.47, 27,980,389.67 and 5,874,427.23 is: 8,811,955.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,652,927.47 : 27,980,389.67 = 5,874,427.23 : x
  2. Step 2: Convert to fraction form
    18,652,927.47/27,980,389.67 = 5,874,427.23/x
  3. Step 3: Cross multiply
    18,652,927.47x = 27,980,389.67 × 5,874,427.23
  4. Step 4: Simplify right side
    18,652,927.47x = 164,368,762,954,086.59
  5. Step 5: Solve for x
    x = 164,368,762,954,086.59/18,652,927.47
  6. Step 6: Final answer
    x = 8,811,955.29

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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.