Home / 5,307,634.40-7,947,944.12-3,507,820.88

Finding the Fourth Proportional to 5,307,634.40, 7,947,944.12 and 3,507,820.88

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Solution

The fourth proportional to 5,307,634.40, 7,947,944.12 and 3,507,820.88 is: 5,252,804.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,307,634.40 : 7,947,944.12 = 3,507,820.88 : x
  2. Step 2: Convert to fraction form
    5,307,634.40/7,947,944.12 = 3,507,820.88/x
  3. Step 3: Cross multiply
    5,307,634.40x = 7,947,944.12 × 3,507,820.88
  4. Step 4: Simplify right side
    5,307,634.40x = 27,879,964,337,209.23
  5. Step 5: Solve for x
    x = 27,879,964,337,209.23/5,307,634.40
  6. Step 6: Final answer
    x = 5,252,804.21

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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.