Home / 7,339,040.40-10,973,131.20-5,425,852.80

Finding the Fourth Proportional to 7,339,040.40, 10,973,131.20 and 5,425,852.80

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Solution

The fourth proportional to 7,339,040.40, 10,973,131.20 and 5,425,852.80 is: 8,112,585.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,040.40 : 10,973,131.20 = 5,425,852.80 : x
  2. Step 2: Convert to fraction form
    7,339,040.40/10,973,131.20 = 5,425,852.80/x
  3. Step 3: Cross multiply
    7,339,040.40x = 10,973,131.20 × 5,425,852.80
  4. Step 4: Simplify right side
    7,339,040.40x = 59,538,594,646,287.35
  5. Step 5: Solve for x
    x = 59,538,594,646,287.35/7,339,040.40
  6. Step 6: Final answer
    x = 8,112,585.76

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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.