Home / 14,173,373.80-21,244,314.30-7,788,208.60

Finding the Fourth Proportional to 14,173,373.80, 21,244,314.30 and 7,788,208.60

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Solution

The fourth proportional to 14,173,373.80, 21,244,314.30 and 7,788,208.60 is: 11,673,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,173,373.80 : 21,244,314.30 = 7,788,208.60 : x
  2. Step 2: Convert to fraction form
    14,173,373.80/21,244,314.30 = 7,788,208.60/x
  3. Step 3: Cross multiply
    14,173,373.80x = 21,244,314.30 × 7,788,208.60
  4. Step 4: Simplify right side
    14,173,373.80x = 165,455,151,332,362.97
  5. Step 5: Solve for x
    x = 165,455,151,332,362.97/14,173,373.80
  6. Step 6: Final answer
    x = 11,673,660.32

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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.