Home / 7,216,858.80-10,825,288.20-4,476,985.20

Finding the Fourth Proportional to 7,216,858.80, 10,825,288.20 and 4,476,985.20

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Solution

The fourth proportional to 7,216,858.80, 10,825,288.20 and 4,476,985.20 is: 6,715,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216,858.80 : 10,825,288.20 = 4,476,985.20 : x
  2. Step 2: Convert to fraction form
    7,216,858.80/10,825,288.20 = 4,476,985.20/x
  3. Step 3: Cross multiply
    7,216,858.80x = 10,825,288.20 × 4,476,985.20
  4. Step 4: Simplify right side
    7,216,858.80x = 48,464,655,057,134.64
  5. Step 5: Solve for x
    x = 48,464,655,057,134.64/7,216,858.80
  6. Step 6: Final answer
    x = 6,715,477.80

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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.