Home / 12,746,289.13-17,589,881.52-6,945,070.85

Finding the Fourth Proportional to 12,746,289.13, 17,589,881.52 and 6,945,070.85

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Solution

The fourth proportional to 12,746,289.13, 17,589,881.52 and 6,945,070.85 is: 9,584,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,746,289.13 : 17,589,881.52 = 6,945,070.85 : x
  2. Step 2: Convert to fraction form
    12,746,289.13/17,589,881.52 = 6,945,070.85/x
  3. Step 3: Cross multiply
    12,746,289.13x = 17,589,881.52 × 6,945,070.85
  4. Step 4: Simplify right side
    12,746,289.13x = 122,162,973,399,505.69
  5. Step 5: Solve for x
    x = 122,162,973,399,505.69/12,746,289.13
  6. Step 6: Final answer
    x = 9,584,199.15

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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.