Home / 20,045,341.37-27,662,588.82-10,877,984.12

Finding the Fourth Proportional to 20,045,341.37, 27,662,588.82 and 10,877,984.12

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Solution

The fourth proportional to 20,045,341.37, 27,662,588.82 and 10,877,984.12 is: 15,011,627.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045,341.37 : 27,662,588.82 = 10,877,984.12 : x
  2. Step 2: Convert to fraction form
    20,045,341.37/27,662,588.82 = 10,877,984.12/x
  3. Step 3: Cross multiply
    20,045,341.37x = 27,662,588.82 × 10,877,984.12
  4. Step 4: Simplify right side
    20,045,341.37x = 300,913,201,971,206
  5. Step 5: Solve for x
    x = 300,913,201,971,206/20,045,341.37
  6. Step 6: Final answer
    x = 15,011,627.71

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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.