Home / 13,485,205.18-20,223,591.45-4,507,657.66

Finding the Fourth Proportional to 13,485,205.18, 20,223,591.45 and 4,507,657.66

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Solution

The fourth proportional to 13,485,205.18, 20,223,591.45 and 4,507,657.66 is: 6,760,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,485,205.18 : 20,223,591.45 = 4,507,657.66 : x
  2. Step 2: Convert to fraction form
    13,485,205.18/20,223,591.45 = 4,507,657.66/x
  3. Step 3: Cross multiply
    13,485,205.18x = 20,223,591.45 × 4,507,657.66
  4. Step 4: Simplify right side
    13,485,205.18x = 91,161,026,912,303
  5. Step 5: Solve for x
    x = 91,161,026,912,303/13,485,205.18
  6. Step 6: Final answer
    x = 6,760,077.11

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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.