Home / 6,909,811.90-9,535,573.55-3,812,335.09

Finding the Fourth Proportional to 6,909,811.90, 9,535,573.55 and 3,812,335.09

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Solution

The fourth proportional to 6,909,811.90, 9,535,573.55 and 3,812,335.09 is: 5,261,040.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,909,811.90 : 9,535,573.55 = 3,812,335.09 : x
  2. Step 2: Convert to fraction form
    6,909,811.90/9,535,573.55 = 3,812,335.09/x
  3. Step 3: Cross multiply
    6,909,811.90x = 9,535,573.55 × 3,812,335.09
  4. Step 4: Simplify right side
    6,909,811.90x = 36,352,801,633,632.77
  5. Step 5: Solve for x
    x = 36,352,801,633,632.77/6,909,811.90
  6. Step 6: Final answer
    x = 5,261,040.70

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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.