Home / 15,380,120.31-23,075,231.08-6,289,863

Finding the Fourth Proportional to 15,380,120.31, 23,075,231.08 and 6,289,863

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Solution

The fourth proportional to 15,380,120.31, 23,075,231.08 and 6,289,863 is: 9,436,860.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380,120.31 : 23,075,231.08 = 6,289,863 : x
  2. Step 2: Convert to fraction form
    15,380,120.31/23,075,231.08 = 6,289,863/x
  3. Step 3: Cross multiply
    15,380,120.31x = 23,075,231.08 × 6,289,863
  4. Step 4: Simplify right side
    15,380,120.31x = 145,140,042,186,542.03
  5. Step 5: Solve for x
    x = 145,140,042,186,542.03/15,380,120.31
  6. Step 6: Final answer
    x = 9,436,860.00

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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.