Home / 18,587,157.41-27,869,910.47-7,214,320.01

Finding the Fourth Proportional to 18,587,157.41, 27,869,910.47 and 7,214,320.01

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Solution

The fourth proportional to 18,587,157.41, 27,869,910.47 and 7,214,320.01 is: 10,817,278.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,587,157.41 : 27,869,910.47 = 7,214,320.01 : x
  2. Step 2: Convert to fraction form
    18,587,157.41/27,869,910.47 = 7,214,320.01/x
  3. Step 3: Cross multiply
    18,587,157.41x = 27,869,910.47 × 7,214,320.01
  4. Step 4: Simplify right side
    18,587,157.41x = 201,062,452,841,286.38
  5. Step 5: Solve for x
    x = 201,062,452,841,286.38/18,587,157.41
  6. Step 6: Final answer
    x = 10,817,278.21

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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.