Home / 8,792,485.53-12,139,551.60-5,489,808.96

Finding the Fourth Proportional to 8,792,485.53, 12,139,551.60 and 5,489,808.96

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Solution

The fourth proportional to 8,792,485.53, 12,139,551.60 and 5,489,808.96 is: 7,579,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,792,485.53 : 12,139,551.60 = 5,489,808.96 : x
  2. Step 2: Convert to fraction form
    8,792,485.53/12,139,551.60 = 5,489,808.96/x
  3. Step 3: Cross multiply
    8,792,485.53x = 12,139,551.60 × 5,489,808.96
  4. Step 4: Simplify right side
    8,792,485.53x = 66,643,819,144,062.34
  5. Step 5: Solve for x
    x = 66,643,819,144,062.34/8,792,485.53
  6. Step 6: Final answer
    x = 7,579,633.64

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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.