Home / 10,278,332.80-15,412,250.40-3,801,080.32

Finding the Fourth Proportional to 10,278,332.80, 15,412,250.40 and 3,801,080.32

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Solution

The fourth proportional to 10,278,332.80, 15,412,250.40 and 3,801,080.32 is: 5,699,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,278,332.80 : 15,412,250.40 = 3,801,080.32 : x
  2. Step 2: Convert to fraction form
    10,278,332.80/15,412,250.40 = 3,801,080.32/x
  3. Step 3: Cross multiply
    10,278,332.80x = 15,412,250.40 × 3,801,080.32
  4. Step 4: Simplify right side
    10,278,332.80x = 58,583,201,682,352.12
  5. Step 5: Solve for x
    x = 58,583,201,682,352.12/10,278,332.80
  6. Step 6: Final answer
    x = 5,699,679.40

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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.