Home / 12,773,086.80-19,159,630.20-11,513,374.80

Finding the Fourth Proportional to 12,773,086.80, 19,159,630.20 and 11,513,374.80

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Solution

The fourth proportional to 12,773,086.80, 19,159,630.20 and 11,513,374.80 is: 17,270,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,086.80 : 19,159,630.20 = 11,513,374.80 : x
  2. Step 2: Convert to fraction form
    12,773,086.80/19,159,630.20 = 11,513,374.80/x
  3. Step 3: Cross multiply
    12,773,086.80x = 19,159,630.20 × 11,513,374.80
  4. Step 4: Simplify right side
    12,773,086.80x = 220,592,003,521,998.97
  5. Step 5: Solve for x
    x = 220,592,003,521,998.97/12,773,086.80
  6. Step 6: Final answer
    x = 17,270,062.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.