Home / 71,007,509.25-106,422,349.77-38,137,301.01

Finding the Fourth Proportional to 71,007,509.25, 106,422,349.77 and 38,137,301.01

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Solution

The fourth proportional to 71,007,509.25, 106,422,349.77 and 38,137,301.01 is: 57,158,196.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,007,509.25 : 106,422,349.77 = 38,137,301.01 : x
  2. Step 2: Convert to fraction form
    71,007,509.25/106,422,349.77 = 38,137,301.01/x
  3. Step 3: Cross multiply
    71,007,509.25x = 106,422,349.77 × 38,137,301.01
  4. Step 4: Simplify right side
    71,007,509.25x = 4,058,661,187,369,994
  5. Step 5: Solve for x
    x = 4,058,661,187,369,994/71,007,509.25
  6. Step 6: Final answer
    x = 57,158,196.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.