Home / 13,177,070.53-18,184,230.80-7,593,265.72

Finding the Fourth Proportional to 13,177,070.53, 18,184,230.80 and 7,593,265.72

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Solution

The fourth proportional to 13,177,070.53, 18,184,230.80 and 7,593,265.72 is: 10,478,633.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,177,070.53 : 18,184,230.80 = 7,593,265.72 : x
  2. Step 2: Convert to fraction form
    13,177,070.53/18,184,230.80 = 7,593,265.72/x
  3. Step 3: Cross multiply
    13,177,070.53x = 18,184,230.80 × 7,593,265.72
  4. Step 4: Simplify right side
    13,177,070.53x = 138,077,696,378,208.17
  5. Step 5: Solve for x
    x = 138,077,696,378,208.17/13,177,070.53
  6. Step 6: Final answer
    x = 10,478,633.78

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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.