Home / 54,125,876.64-74,621,451.96-42,999,288.24

Finding the Fourth Proportional to 54,125,876.64, 74,621,451.96 and 42,999,288.24

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Solution

The fourth proportional to 54,125,876.64, 74,621,451.96 and 42,999,288.24 is: 59,281,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,125,876.64 : 74,621,451.96 = 42,999,288.24 : x
  2. Step 2: Convert to fraction form
    54,125,876.64/74,621,451.96 = 42,999,288.24/x
  3. Step 3: Cross multiply
    54,125,876.64x = 74,621,451.96 × 42,999,288.24
  4. Step 4: Simplify right side
    54,125,876.64x = 3,208,669,321,715,353
  5. Step 5: Solve for x
    x = 3,208,669,321,715,353/54,125,876.64
  6. Step 6: Final answer
    x = 59,281,613.91

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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.