Home / 20,060,973.17-27,683,747.56-11,801,928.05

Finding the Fourth Proportional to 20,060,973.17, 27,683,747.56 and 11,801,928.05

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Solution

The fourth proportional to 20,060,973.17, 27,683,747.56 and 11,801,928.05 is: 16,286,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,060,973.17 : 27,683,747.56 = 11,801,928.05 : x
  2. Step 2: Convert to fraction form
    20,060,973.17/27,683,747.56 = 11,801,928.05/x
  3. Step 3: Cross multiply
    20,060,973.17x = 27,683,747.56 × 11,801,928.05
  4. Step 4: Simplify right side
    20,060,973.17x = 326,721,596,857,483.06
  5. Step 5: Solve for x
    x = 326,721,596,857,483.06/20,060,973.17
  6. Step 6: Final answer
    x = 16,286,428.09

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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.