Home / 49,133,062.78-73,709,040.57-18,838,563.26

Finding the Fourth Proportional to 49,133,062.78, 73,709,040.57 and 18,838,563.26

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Solution

The fourth proportional to 49,133,062.78, 73,709,040.57 and 18,838,563.26 is: 28,261,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,133,062.78 : 73,709,040.57 = 18,838,563.26 : x
  2. Step 2: Convert to fraction form
    49,133,062.78/73,709,040.57 = 18,838,563.26/x
  3. Step 3: Cross multiply
    49,133,062.78x = 73,709,040.57 × 18,838,563.26
  4. Step 4: Simplify right side
    49,133,062.78x = 1,388,572,423,611,851.50
  5. Step 5: Solve for x
    x = 1,388,572,423,611,851.50/49,133,062.78
  6. Step 6: Final answer
    x = 28,261,466.82

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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.