Home / 54,126,446.35-74,622,234.81-42,999,857.86

Finding the Fourth Proportional to 54,126,446.35, 74,622,234.81 and 42,999,857.86

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Solution

The fourth proportional to 54,126,446.35, 74,622,234.81 and 42,999,857.86 is: 59,282,397.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126,446.35 : 74,622,234.81 = 42,999,857.86 : x
  2. Step 2: Convert to fraction form
    54,126,446.35/74,622,234.81 = 42,999,857.86/x
  3. Step 3: Cross multiply
    54,126,446.35x = 74,622,234.81 × 42,999,857.86
  4. Step 4: Simplify right side
    54,126,446.35x = 3,208,745,490,025,544
  5. Step 5: Solve for x
    x = 3,208,745,490,025,544/54,126,446.35
  6. Step 6: Final answer
    x = 59,282,397.17

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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.