Home / 77,027,589.28-106,308,973.12-47,668,377.27

Finding the Fourth Proportional to 77,027,589.28, 106,308,973.12 and 47,668,377.27

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Solution

The fourth proportional to 77,027,589.28, 106,308,973.12 and 47,668,377.27 is: 65,789,106.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,027,589.28 : 106,308,973.12 = 47,668,377.27 : x
  2. Step 2: Convert to fraction form
    77,027,589.28/106,308,973.12 = 47,668,377.27/x
  3. Step 3: Cross multiply
    77,027,589.28x = 106,308,973.12 × 47,668,377.27
  4. Step 4: Simplify right side
    77,027,589.28x = 5,067,576,237,870,450
  5. Step 5: Solve for x
    x = 5,067,576,237,870,450/77,027,589.28
  6. Step 6: Final answer
    x = 65,789,106.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.