Home / 54,126,317.34-74,622,056.90-42,999,728.58

Finding the Fourth Proportional to 54,126,317.34, 74,622,056.90 and 42,999,728.58

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Solution

The fourth proportional to 54,126,317.34, 74,622,056.90 and 42,999,728.58 is: 59,282,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126,317.34 : 74,622,056.90 = 42,999,728.58 : x
  2. Step 2: Convert to fraction form
    54,126,317.34/74,622,056.90 = 42,999,728.58/x
  3. Step 3: Cross multiply
    54,126,317.34x = 74,622,056.90 × 42,999,728.58
  4. Step 4: Simplify right side
    54,126,317.34x = 3,208,728,192,566,317
  5. Step 5: Solve for x
    x = 3,208,728,192,566,317/54,126,317.34
  6. Step 6: Final answer
    x = 59,282,218.90

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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.