Home / 9,722,913.02-13,417,890.52-5,372,279.62

Finding the Fourth Proportional to 9,722,913.02, 13,417,890.52 and 5,372,279.62

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Solution

The fourth proportional to 9,722,913.02, 13,417,890.52 and 5,372,279.62 is: 7,413,895.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722,913.02 : 13,417,890.52 = 5,372,279.62 : x
  2. Step 2: Convert to fraction form
    9,722,913.02/13,417,890.52 = 5,372,279.62/x
  3. Step 3: Cross multiply
    9,722,913.02x = 13,417,890.52 × 5,372,279.62
  4. Step 4: Simplify right side
    9,722,913.02x = 72,084,659,783,987.20
  5. Step 5: Solve for x
    x = 72,084,659,783,987.20/9,722,913.02
  6. Step 6: Final answer
    x = 7,413,895.37

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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.