Home / 18,207,883.44-25,130,465.92-10,862,039.84

Finding the Fourth Proportional to 18,207,883.44, 25,130,465.92 and 10,862,039.84

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Solution

The fourth proportional to 18,207,883.44, 25,130,465.92 and 10,862,039.84 is: 14,991,754.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207,883.44 : 25,130,465.92 = 10,862,039.84 : x
  2. Step 2: Convert to fraction form
    18,207,883.44/25,130,465.92 = 10,862,039.84/x
  3. Step 3: Cross multiply
    18,207,883.44x = 25,130,465.92 × 10,862,039.84
  4. Step 4: Simplify right side
    18,207,883.44x = 272,968,122,020,802.28
  5. Step 5: Solve for x
    x = 272,968,122,020,802.28/18,207,883.44
  6. Step 6: Final answer
    x = 14,991,754.69

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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.