Home / 76,981,366.51-106,233,406.04-41,698,506.44

Finding the Fourth Proportional to 76,981,366.51, 106,233,406.04 and 41,698,506.44

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Solution

The fourth proportional to 76,981,366.51, 106,233,406.04 and 41,698,506.44 is: 57,543,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,981,366.51 : 106,233,406.04 = 41,698,506.44 : x
  2. Step 2: Convert to fraction form
    76,981,366.51/106,233,406.04 = 41,698,506.44/x
  3. Step 3: Cross multiply
    76,981,366.51x = 106,233,406.04 × 41,698,506.44
  4. Step 4: Simplify right side
    76,981,366.51x = 4,429,774,366,271,905
  5. Step 5: Solve for x
    x = 4,429,774,366,271,905/76,981,366.51
  6. Step 6: Final answer
    x = 57,543,462.36

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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.