Home / 43,111,635.12-64,668,371.04-15,447,359.16

Finding the Fourth Proportional to 43,111,635.12, 64,668,371.04 and 15,447,359.16

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Solution

The fourth proportional to 43,111,635.12, 64,668,371.04 and 15,447,359.16 is: 23,171,367.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,111,635.12 : 64,668,371.04 = 15,447,359.16 : x
  2. Step 2: Convert to fraction form
    43,111,635.12/64,668,371.04 = 15,447,359.16/x
  3. Step 3: Cross multiply
    43,111,635.12x = 64,668,371.04 × 15,447,359.16
  4. Step 4: Simplify right side
    43,111,635.12x = 998,955,553,747,022.75
  5. Step 5: Solve for x
    x = 998,955,553,747,022.75/43,111,635.12
  6. Step 6: Final answer
    x = 23,171,367.80

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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.