Home / 31,116,558.72-42,945,179.04-17,366,408.48

Finding the Fourth Proportional to 31,116,558.72, 42,945,179.04 and 17,366,408.48

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Solution

The fourth proportional to 31,116,558.72, 42,945,179.04 and 17,366,408.48 is: 23,968,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,116,558.72 : 42,945,179.04 = 17,366,408.48 : x
  2. Step 2: Convert to fraction form
    31,116,558.72/42,945,179.04 = 17,366,408.48/x
  3. Step 3: Cross multiply
    31,116,558.72x = 42,945,179.04 × 17,366,408.48
  4. Step 4: Simplify right side
    31,116,558.72x = 745,803,521,455,374.25
  5. Step 5: Solve for x
    x = 745,803,521,455,374.25/31,116,558.72
  6. Step 6: Final answer
    x = 23,968,059.20

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1.5x scale

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.