Home / 55,196,707.56-76,171,960.22-30,417,783.49

Finding the Fourth Proportional to 55,196,707.56, 76,171,960.22 and 30,417,783.49

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Solution

The fourth proportional to 55,196,707.56, 76,171,960.22 and 30,417,783.49 is: 41,976,818.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196,707.56 : 76,171,960.22 = 30,417,783.49 : x
  2. Step 2: Convert to fraction form
    55,196,707.56/76,171,960.22 = 30,417,783.49/x
  3. Step 3: Cross multiply
    55,196,707.56x = 76,171,960.22 × 30,417,783.49
  4. Step 4: Simplify right side
    55,196,707.56x = 2,316,982,194,095,079
  5. Step 5: Solve for x
    x = 2,316,982,194,095,079/55,196,707.56
  6. Step 6: Final answer
    x = 41,976,818.85

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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.