Home / 41,240,403.20-61,844,858.40-12,476,979.20

Finding the Fourth Proportional to 41,240,403.20, 61,844,858.40 and 12,476,979.20

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Solution

The fourth proportional to 41,240,403.20, 61,844,858.40 and 12,476,979.20 is: 18,710,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,240,403.20 : 61,844,858.40 = 12,476,979.20 : x
  2. Step 2: Convert to fraction form
    41,240,403.20/61,844,858.40 = 12,476,979.20/x
  3. Step 3: Cross multiply
    41,240,403.20x = 61,844,858.40 × 12,476,979.20
  4. Step 4: Simplify right side
    41,240,403.20x = 771,637,011,883,745.25
  5. Step 5: Solve for x
    x = 771,637,011,883,745.25/41,240,403.20
  6. Step 6: Final answer
    x = 18,710,704.84

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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.