Home / 9,712,976.18-13,403,555.06-5,361,968.84

Finding the Fourth Proportional to 9,712,976.18, 13,403,555.06 and 5,361,968.84

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Solution

The fourth proportional to 9,712,976.18, 13,403,555.06 and 5,361,968.84 is: 7,399,322.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,976.18 : 13,403,555.06 = 5,361,968.84 : x
  2. Step 2: Convert to fraction form
    9,712,976.18/13,403,555.06 = 5,361,968.84/x
  3. Step 3: Cross multiply
    9,712,976.18x = 13,403,555.06 × 5,361,968.84
  4. Step 4: Simplify right side
    9,712,976.18x = 71,869,444,576,944.33
  5. Step 5: Solve for x
    x = 71,869,444,576,944.33/9,712,976.18
  6. Step 6: Final answer
    x = 7,399,322.64

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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.