Home / 18,093,459.06-27,153,643.14-7,310,853.72

Finding the Fourth Proportional to 18,093,459.06, 27,153,643.14 and 7,310,853.72

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Solution

The fourth proportional to 18,093,459.06, 27,153,643.14 and 7,310,853.72 is: 10,971,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,093,459.06 : 27,153,643.14 = 7,310,853.72 : x
  2. Step 2: Convert to fraction form
    18,093,459.06/27,153,643.14 = 7,310,853.72/x
  3. Step 3: Cross multiply
    18,093,459.06x = 27,153,643.14 × 7,310,853.72
  4. Step 4: Simplify right side
    18,093,459.06x = 198,516,312,961,621.47
  5. Step 5: Solve for x
    x = 198,516,312,961,621.47/18,093,459.06
  6. Step 6: Final answer
    x = 10,971,717.03

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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.