Home / 54,126,333.09-74,622,078.63-42,999,744.33

Finding the Fourth Proportional to 54,126,333.09, 74,622,078.63 and 42,999,744.33

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Solution

The fourth proportional to 54,126,333.09, 74,622,078.63 and 42,999,744.33 is: 59,282,240.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126,333.09 : 74,622,078.63 = 42,999,744.33 : x
  2. Step 2: Convert to fraction form
    54,126,333.09/74,622,078.63 = 42,999,744.33/x
  3. Step 3: Cross multiply
    54,126,333.09x = 74,622,078.63 × 42,999,744.33
  4. Step 4: Simplify right side
    54,126,333.09x = 3,208,730,302,463,156.50
  5. Step 5: Solve for x
    x = 3,208,730,302,463,156.50/54,126,333.09
  6. Step 6: Final answer
    x = 59,282,240.63

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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.