Home / 18,093,475.12-27,153,667.14-7,310,869.72

Finding the Fourth Proportional to 18,093,475.12, 27,153,667.14 and 7,310,869.72

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Solution

The fourth proportional to 18,093,475.12, 27,153,667.14 and 7,310,869.72 is: 10,971,741.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,475.12 : 27,153,667.14 = 7,310,869.72 : x
  2. Step 2: Convert to fraction form
    18,093,475.12/27,153,667.14 = 7,310,869.72/x
  3. Step 3: Cross multiply
    18,093,475.12x = 27,153,667.14 × 7,310,869.72
  4. Step 4: Simplify right side
    18,093,475.12x = 198,516,922,880,785
  5. Step 5: Solve for x
    x = 198,516,922,880,785/18,093,475.12
  6. Step 6: Final answer
    x = 10,971,741.00

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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.