Home / 6,909,810.14-10,366,231.52-2,117,859.86

Finding the Fourth Proportional to 6,909,810.14, 10,366,231.52 and 2,117,859.86

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Solution

The fourth proportional to 6,909,810.14, 10,366,231.52 and 2,117,859.86 is: 3,177,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,810.14 : 10,366,231.52 = 2,117,859.86 : x
  2. Step 2: Convert to fraction form
    6,909,810.14/10,366,231.52 = 2,117,859.86/x
  3. Step 3: Cross multiply
    6,909,810.14x = 10,366,231.52 × 2,117,859.86
  4. Step 4: Simplify right side
    6,909,810.14x = 21,954,225,635,674.79
  5. Step 5: Solve for x
    x = 21,954,225,635,674.79/6,909,810.14
  6. Step 6: Final answer
    x = 3,177,254.54

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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.