Home / 7,821,330.80-11,742,493.80-4,993,977.20

Finding the Fourth Proportional to 7,821,330.80, 11,742,493.80 and 4,993,977.20

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Solution

The fourth proportional to 7,821,330.80, 11,742,493.80 and 4,993,977.20 is: 7,497,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821,330.80 : 11,742,493.80 = 4,993,977.20 : x
  2. Step 2: Convert to fraction form
    7,821,330.80/11,742,493.80 = 4,993,977.20/x
  3. Step 3: Cross multiply
    7,821,330.80x = 11,742,493.80 × 4,993,977.20
  4. Step 4: Simplify right side
    7,821,330.80x = 58,641,746,308,341.37
  5. Step 5: Solve for x
    x = 58,641,746,308,341.37/7,821,330.80
  6. Step 6: Final answer
    x = 7,497,668.59

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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.