Home / 27,191,702.49-40,772,645.48-10,780,361.54

Finding the Fourth Proportional to 27,191,702.49, 40,772,645.48 and 10,780,361.54

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Solution

The fourth proportional to 27,191,702.49, 40,772,645.48 and 10,780,361.54 is: 16,164,631.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191,702.49 : 40,772,645.48 = 10,780,361.54 : x
  2. Step 2: Convert to fraction form
    27,191,702.49/40,772,645.48 = 10,780,361.54/x
  3. Step 3: Cross multiply
    27,191,702.49x = 40,772,645.48 × 10,780,361.54
  4. Step 4: Simplify right side
    27,191,702.49x = 439,543,859,216,646.75
  5. Step 5: Solve for x
    x = 439,543,859,216,646.75/27,191,702.49
  6. Step 6: Final answer
    x = 16,164,631.82

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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.