Home / 16,681,109.60-25,075,117.20-15,497,775.20

Finding the Fourth Proportional to 16,681,109.60, 25,075,117.20 and 15,497,775.20

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Solution

The fourth proportional to 16,681,109.60, 25,075,117.20 and 15,497,775.20 is: 23,296,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,681,109.60 : 25,075,117.20 = 15,497,775.20 : x
  2. Step 2: Convert to fraction form
    16,681,109.60/25,075,117.20 = 15,497,775.20/x
  3. Step 3: Cross multiply
    16,681,109.60x = 25,075,117.20 × 15,497,775.20
  4. Step 4: Simplify right side
    16,681,109.60x = 388,608,529,479,253.44
  5. Step 5: Solve for x
    x = 388,608,529,479,253.44/16,681,109.60
  6. Step 6: Final answer
    x = 23,296,323.73

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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.