Home / 49,180,509-73,774,306.85-18,888,372

Finding the Fourth Proportional to 49,180,509, 73,774,306.85 and 18,888,372

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Solution

The fourth proportional to 49,180,509, 73,774,306.85 and 18,888,372 is: 28,333,918.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,180,509 : 73,774,306.85 = 18,888,372 : x
  2. Step 2: Convert to fraction form
    49,180,509/73,774,306.85 = 18,888,372/x
  3. Step 3: Cross multiply
    49,180,509x = 73,774,306.85 × 18,888,372
  4. Step 4: Simplify right side
    49,180,509x = 1,393,476,551,730,506.25
  5. Step 5: Solve for x
    x = 1,393,476,551,730,506.25/49,180,509
  6. Step 6: Final answer
    x = 28,333,918.86

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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.