Home / 13,864,089.45-20,798,025.79-5,775,173.39

Finding the Fourth Proportional to 13,864,089.45, 20,798,025.79 and 5,775,173.39

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Solution

The fourth proportional to 13,864,089.45, 20,798,025.79 and 5,775,173.39 is: 8,663,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,089.45 : 20,798,025.79 = 5,775,173.39 : x
  2. Step 2: Convert to fraction form
    13,864,089.45/20,798,025.79 = 5,775,173.39/x
  3. Step 3: Cross multiply
    13,864,089.45x = 20,798,025.79 × 5,775,173.39
  4. Step 4: Simplify right side
    13,864,089.45x = 120,112,205,106,941.72
  5. Step 5: Solve for x
    x = 120,112,205,106,941.72/13,864,089.45
  6. Step 6: Final answer
    x = 8,663,548.05

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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.