Home / 51,426,712.40-76,685,707.78-50,965,129.04

Finding the Fourth Proportional to 51,426,712.40, 76,685,707.78 and 50,965,129.04

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Solution

The fourth proportional to 51,426,712.40, 76,685,707.78 and 50,965,129.04 is: 75,997,410.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,426,712.40 : 76,685,707.78 = 50,965,129.04 : x
  2. Step 2: Convert to fraction form
    51,426,712.40/76,685,707.78 = 50,965,129.04/x
  3. Step 3: Cross multiply
    51,426,712.40x = 76,685,707.78 × 50,965,129.04
  4. Step 4: Simplify right side
    51,426,712.40x = 3,908,296,992,531,432
  5. Step 5: Solve for x
    x = 3,908,296,992,531,432/51,426,712.40
  6. Step 6: Final answer
    x = 75,997,410.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.