Home / 7,390,642.60-11,080,434.30-4,028,645.80

Finding the Fourth Proportional to 7,390,642.60, 11,080,434.30 and 4,028,645.80

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Solution

The fourth proportional to 7,390,642.60, 11,080,434.30 and 4,028,645.80 is: 6,039,954.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,642.60 : 11,080,434.30 = 4,028,645.80 : x
  2. Step 2: Convert to fraction form
    7,390,642.60/11,080,434.30 = 4,028,645.80/x
  3. Step 3: Cross multiply
    7,390,642.60x = 11,080,434.30 × 4,028,645.80
  4. Step 4: Simplify right side
    7,390,642.60x = 44,639,145,104,870.94
  5. Step 5: Solve for x
    x = 44,639,145,104,870.94/7,390,642.60
  6. Step 6: Final answer
    x = 6,039,954.51

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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.