Home / 25,205,015.20-37,779,529.20-13,853,610.40

Finding the Fourth Proportional to 25,205,015.20, 37,779,529.20 and 13,853,610.40

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Solution

The fourth proportional to 25,205,015.20, 37,779,529.20 and 13,853,610.40 is: 20,765,029.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,205,015.20 : 37,779,529.20 = 13,853,610.40 : x
  2. Step 2: Convert to fraction form
    25,205,015.20/37,779,529.20 = 13,853,610.40/x
  3. Step 3: Cross multiply
    25,205,015.20x = 37,779,529.20 × 13,853,610.40
  4. Step 4: Simplify right side
    25,205,015.20x = 523,382,878,632,223.75
  5. Step 5: Solve for x
    x = 523,382,878,632,223.75/25,205,015.20
  6. Step 6: Final answer
    x = 20,765,029.28

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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.