Home / 21,957,973.39-30,301,633.33-12,168,397.63

Finding the Fourth Proportional to 21,957,973.39, 30,301,633.33 and 12,168,397.63

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Solution

The fourth proportional to 21,957,973.39, 30,301,633.33 and 12,168,397.63 is: 16,792,183.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,957,973.39 : 30,301,633.33 = 12,168,397.63 : x
  2. Step 2: Convert to fraction form
    21,957,973.39/30,301,633.33 = 12,168,397.63/x
  3. Step 3: Cross multiply
    21,957,973.39x = 30,301,633.33 × 12,168,397.63
  4. Step 4: Simplify right side
    21,957,973.39x = 368,722,323,197,901
  5. Step 5: Solve for x
    x = 368,722,323,197,901/21,957,973.39
  6. Step 6: Final answer
    x = 16,792,183.72

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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.