Home / 55,111,072.92-76,051,880.88-29,992,114.47

Finding the Fourth Proportional to 55,111,072.92, 76,051,880.88 and 29,992,114.47

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Solution

The fourth proportional to 55,111,072.92, 76,051,880.88 and 29,992,114.47 is: 41,388,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,111,072.92 : 76,051,880.88 = 29,992,114.47 : x
  2. Step 2: Convert to fraction form
    55,111,072.92/76,051,880.88 = 29,992,114.47/x
  3. Step 3: Cross multiply
    55,111,072.92x = 76,051,880.88 × 29,992,114.47
  4. Step 4: Simplify right side
    55,111,072.92x = 2,280,956,717,011,764
  5. Step 5: Solve for x
    x = 2,280,956,717,011,764/55,111,072.92
  6. Step 6: Final answer
    x = 41,388,356.21

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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.