Home / 50,602,280.39-69,835,827.77-30,751,464.36

Finding the Fourth Proportional to 50,602,280.39, 69,835,827.77 and 30,751,464.36

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Solution

The fourth proportional to 50,602,280.39, 69,835,827.77 and 30,751,464.36 is: 42,439,865.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,602,280.39 : 69,835,827.77 = 30,751,464.36 : x
  2. Step 2: Convert to fraction form
    50,602,280.39/69,835,827.77 = 30,751,464.36/x
  3. Step 3: Cross multiply
    50,602,280.39x = 69,835,827.77 × 30,751,464.36
  4. Step 4: Simplify right side
    50,602,280.39x = 2,147,553,968,797,131.75
  5. Step 5: Solve for x
    x = 2,147,553,968,797,131.75/50,602,280.39
  6. Step 6: Final answer
    x = 42,439,865.40

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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.