Home / 13,605,527.20-18,775,625.52-7,493,955.52

Finding the Fourth Proportional to 13,605,527.20, 18,775,625.52 and 7,493,955.52

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Solution

The fourth proportional to 13,605,527.20, 18,775,625.52 and 7,493,955.52 is: 10,341,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,605,527.20 : 18,775,625.52 = 7,493,955.52 : x
  2. Step 2: Convert to fraction form
    13,605,527.20/18,775,625.52 = 7,493,955.52/x
  3. Step 3: Cross multiply
    13,605,527.20x = 18,775,625.52 × 7,493,955.52
  4. Step 4: Simplify right side
    13,605,527.20x = 140,703,702,507,056.86
  5. Step 5: Solve for x
    x = 140,703,702,507,056.86/13,605,527.20
  6. Step 6: Final answer
    x = 10,341,657.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.