Home / 23,085,463.20-31,855,138.76-13,299,075.60

Finding the Fourth Proportional to 23,085,463.20, 31,855,138.76 and 13,299,075.60

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Solution

The fourth proportional to 23,085,463.20, 31,855,138.76 and 13,299,075.60 is: 18,351,111.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,085,463.20 : 31,855,138.76 = 13,299,075.60 : x
  2. Step 2: Convert to fraction form
    23,085,463.20/31,855,138.76 = 13,299,075.60/x
  3. Step 3: Cross multiply
    23,085,463.20x = 31,855,138.76 × 13,299,075.60
  4. Step 4: Simplify right side
    23,085,463.20x = 423,643,898,551,234.88
  5. Step 5: Solve for x
    x = 423,643,898,551,234.88/23,085,463.20
  6. Step 6: Final answer
    x = 18,351,111.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.