Home / 9,722,918.54-13,417,898.13-5,372,285.12

Finding the Fourth Proportional to 9,722,918.54, 13,417,898.13 and 5,372,285.12

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Solution

The fourth proportional to 9,722,918.54, 13,417,898.13 and 5,372,285.12 is: 7,413,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,722,918.54 : 13,417,898.13 = 5,372,285.12 : x
  2. Step 2: Convert to fraction form
    9,722,918.54/13,417,898.13 = 5,372,285.12/x
  3. Step 3: Cross multiply
    9,722,918.54x = 13,417,898.13 × 5,372,285.12
  4. Step 4: Simplify right side
    9,722,918.54x = 72,084,774,465,474.83
  5. Step 5: Solve for x
    x = 72,084,774,465,474.83/9,722,918.54
  6. Step 6: Final answer
    x = 7,413,902.95

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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.