Home / 19,228,246.30-28,842,369.45-18,556,399.90

Finding the Fourth Proportional to 19,228,246.30, 28,842,369.45 and 18,556,399.90

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Solution

The fourth proportional to 19,228,246.30, 28,842,369.45 and 18,556,399.90 is: 27,834,599.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228,246.30 : 28,842,369.45 = 18,556,399.90 : x
  2. Step 2: Convert to fraction form
    19,228,246.30/28,842,369.45 = 18,556,399.90/x
  3. Step 3: Cross multiply
    19,228,246.30x = 28,842,369.45 × 18,556,399.90
  4. Step 4: Simplify right side
    19,228,246.30x = 535,210,541,577,743
  5. Step 5: Solve for x
    x = 535,210,541,577,743/19,228,246.30
  6. Step 6: Final answer
    x = 27,834,599.85

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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.