Home / 18,201,696.35-25,118,175.57-9,941,756.90

Finding the Fourth Proportional to 18,201,696.35, 25,118,175.57 and 9,941,756.90

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Solution

The fourth proportional to 18,201,696.35, 25,118,175.57 and 9,941,756.90 is: 13,719,534.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,696.35 : 25,118,175.57 = 9,941,756.90 : x
  2. Step 2: Convert to fraction form
    18,201,696.35/25,118,175.57 = 9,941,756.90/x
  3. Step 3: Cross multiply
    18,201,696.35x = 25,118,175.57 × 9,941,756.90
  4. Step 4: Simplify right side
    18,201,696.35x = 249,718,795,162,868.06
  5. Step 5: Solve for x
    x = 249,718,795,162,868.06/18,201,696.35
  6. Step 6: Final answer
    x = 13,719,534.18

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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.