Home / 17,206,389.78-25,807,093.20-5,075,253.87

Finding the Fourth Proportional to 17,206,389.78, 25,807,093.20 and 5,075,253.87

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Solution

The fourth proportional to 17,206,389.78, 25,807,093.20 and 5,075,253.87 is: 7,612,145.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,206,389.78 : 25,807,093.20 = 5,075,253.87 : x
  2. Step 2: Convert to fraction form
    17,206,389.78/25,807,093.20 = 5,075,253.87/x
  3. Step 3: Cross multiply
    17,206,389.78x = 25,807,093.20 × 5,075,253.87
  4. Step 4: Simplify right side
    17,206,389.78x = 130,977,549,636,750.69
  5. Step 5: Solve for x
    x = 130,977,549,636,750.69/17,206,389.78
  6. Step 6: Final answer
    x = 7,612,145.91

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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.